71613500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:149

約数の個数: 144

約数和(自身を含む): 189221760

約数和(自身を除く): 117608260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 37, 49, 50, 70, 74, 79, 98, 100, 125, 140, 148, 158, 175, 185, 196, 245, 250, 259, 316, 350, 370, 395, 490, 500, 518, 553, 700, 740, 790, 875, 925, 980, 1036, 1106, 1225, 1295, 1580, 1750, 1813, 1850, 1975, 2212, 2450, 2590, 2765, 2923, 3500, 3626, 3700, 3871, 3950, 4625, 4900, 5180, 5530, 5846, 6125, 6475, 7252, 7742, 7900, 9065, 9250, 9875, 11060, 11692, 12250, 12950, 13825, 14615, 15484, 18130, 18500, 19355, 19750, 20461, 24500, 25900, 27650, 29230, 32375, 36260, 38710, 39500, 40922, 45325, 55300, 58460, 64750, 69125, 73075, 77420, 81844, 90650, 96775, 102305, 129500, 138250, 143227, 146150, 181300, 193550, 204610, 226625, 276500, 286454, 292300, 365375, 387100, 409220, 453250, 483875, 511525, 572908, 716135, 730750, 906500, 967750, 1023050, 1432270, 1461500, 1935500, 2046100, 2557625, 2864540, 3580675, 5115250, 7161350, 10230500, 14322700, 17903375, 35806750, 71613500]

約数ペア:

[(1, 71613500), (2, 35806750), (4, 17903375), (5, 14322700), (7, 10230500), (10, 7161350), (14, 5115250), (20, 3580675), (25, 2864540), (28, 2557625), (35, 2046100), (37, 1935500), (49, 1461500), (50, 1432270), (70, 1023050), (74, 967750), (79, 906500), (98, 730750), (100, 716135), (125, 572908), (140, 511525), (148, 483875), (158, 453250), (175, 409220), (185, 387100), (196, 365375), (245, 292300), (250, 286454), (259, 276500), (316, 226625), (350, 204610), (370, 193550), (395, 181300), (490, 146150), (500, 143227), (518, 138250), (553, 129500), (700, 102305), (740, 96775), (790, 90650), (875, 81844), (925, 77420), (980, 73075), (1036, 69125), (1106, 64750), (1225, 58460), (1295, 55300), (1580, 45325), (1750, 40922), (1813, 39500), (1850, 38710), (1975, 36260), (2212, 32375), (2450, 29230), (2590, 27650), (2765, 25900), (2923, 24500), (3500, 20461), (3626, 19750), (3700, 19355), (3871, 18500), (3950, 18130), (4625, 15484), (4900, 14615), (5180, 13825), (5530, 12950), (5846, 12250), (6125, 11692), (6475, 11060), (7252, 9875), (7742, 9250), (7900, 9065)]