161357000

素因数分解:

$2^3\times 5^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:161

約数の個数: 192

約数和(自身を含む): 456159600

約数和(自身を除く): 294802600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 37, 40, 49, 50, 56, 70, 74, 89, 98, 100, 125, 140, 148, 175, 178, 185, 196, 200, 245, 250, 259, 280, 296, 350, 356, 370, 392, 445, 490, 500, 518, 623, 700, 712, 740, 875, 890, 925, 980, 1000, 1036, 1225, 1246, 1295, 1400, 1480, 1750, 1780, 1813, 1850, 1960, 2072, 2225, 2450, 2492, 2590, 3115, 3293, 3500, 3560, 3626, 3700, 4361, 4450, 4625, 4900, 4984, 5180, 6125, 6230, 6475, 6586, 7000, 7252, 7400, 8722, 8900, 9065, 9250, 9800, 10360, 11125, 12250, 12460, 12950, 13172, 14504, 15575, 16465, 17444, 17800, 18130, 18500, 21805, 22250, 23051, 24500, 24920, 25900, 26344, 31150, 32375, 32930, 34888, 36260, 37000, 43610, 44500, 45325, 46102, 49000, 51800, 62300, 64750, 65860, 72520, 77875, 82325, 87220, 89000, 90650, 92204, 109025, 115255, 124600, 129500, 131720, 155750, 161357, 164650, 174440, 181300, 184408, 218050, 226625, 230510, 259000, 311500, 322714, 329300, 362600, 411625, 436100, 453250, 461020, 545125, 576275, 623000, 645428, 658600, 806785, 823250, 872200, 906500, 922040, 1090250, 1152550, 1290856, 1613570, 1646500, 1813000, 2180500, 2305100, 2881375, 3227140, 3293000, 4033925, 4361000, 4610200, 5762750, 6454280, 8067850, 11525500, 16135700, 20169625, 23051000, 32271400, 40339250, 80678500, 161357000]

約数ペア:

[(1, 161357000), (2, 80678500), (4, 40339250), (5, 32271400), (7, 23051000), (8, 20169625), (10, 16135700), (14, 11525500), (20, 8067850), (25, 6454280), (28, 5762750), (35, 4610200), (37, 4361000), (40, 4033925), (49, 3293000), (50, 3227140), (56, 2881375), (70, 2305100), (74, 2180500), (89, 1813000), (98, 1646500), (100, 1613570), (125, 1290856), (140, 1152550), (148, 1090250), (175, 922040), (178, 906500), (185, 872200), (196, 823250), (200, 806785), (245, 658600), (250, 645428), (259, 623000), (280, 576275), (296, 545125), (350, 461020), (356, 453250), (370, 436100), (392, 411625), (445, 362600), (490, 329300), (500, 322714), (518, 311500), (623, 259000), (700, 230510), (712, 226625), (740, 218050), (875, 184408), (890, 181300), (925, 174440), (980, 164650), (1000, 161357), (1036, 155750), (1225, 131720), (1246, 129500), (1295, 124600), (1400, 115255), (1480, 109025), (1750, 92204), (1780, 90650), (1813, 89000), (1850, 87220), (1960, 82325), (2072, 77875), (2225, 72520), (2450, 65860), (2492, 64750), (2590, 62300), (3115, 51800), (3293, 49000), (3500, 46102), (3560, 45325), (3626, 44500), (3700, 43610), (4361, 37000), (4450, 36260), (4625, 34888), (4900, 32930), (4984, 32375), (5180, 31150), (6125, 26344), (6230, 25900), (6475, 24920), (6586, 24500), (7000, 23051), (7252, 22250), (7400, 21805), (8722, 18500), (8900, 18130), (9065, 17800), (9250, 17444), (9800, 16465), (10360, 15575), (11125, 14504), (12250, 13172), (12460, 12950)]