65913400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1$

素因数の和:158

約数の個数: 144

約数和(自身を含む): 185144400

約数和(自身を除く): 119231000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 89, 92, 100, 115, 140, 161, 175, 178, 184, 200, 230, 280, 322, 350, 356, 445, 460, 529, 575, 623, 644, 700, 712, 805, 890, 920, 1058, 1150, 1246, 1288, 1400, 1610, 1780, 2047, 2116, 2225, 2300, 2492, 2645, 3115, 3220, 3560, 3703, 4025, 4094, 4232, 4450, 4600, 4984, 5290, 6230, 6440, 7406, 8050, 8188, 8900, 10235, 10580, 12460, 13225, 14329, 14812, 15575, 16100, 16376, 17800, 18515, 20470, 21160, 24920, 26450, 28658, 29624, 31150, 32200, 37030, 40940, 47081, 51175, 52900, 57316, 62300, 71645, 74060, 81880, 92575, 94162, 102350, 105800, 114632, 124600, 143290, 148120, 185150, 188324, 204700, 235405, 286580, 329567, 358225, 370300, 376648, 409400, 470810, 573160, 659134, 716450, 740600, 941620, 1177025, 1318268, 1432900, 1647835, 1883240, 2354050, 2636536, 2865800, 3295670, 4708100, 6591340, 8239175, 9416200, 13182680, 16478350, 32956700, 65913400]

約数ペア:

[(1, 65913400), (2, 32956700), (4, 16478350), (5, 13182680), (7, 9416200), (8, 8239175), (10, 6591340), (14, 4708100), (20, 3295670), (23, 2865800), (25, 2636536), (28, 2354050), (35, 1883240), (40, 1647835), (46, 1432900), (50, 1318268), (56, 1177025), (70, 941620), (89, 740600), (92, 716450), (100, 659134), (115, 573160), (140, 470810), (161, 409400), (175, 376648), (178, 370300), (184, 358225), (200, 329567), (230, 286580), (280, 235405), (322, 204700), (350, 188324), (356, 185150), (445, 148120), (460, 143290), (529, 124600), (575, 114632), (623, 105800), (644, 102350), (700, 94162), (712, 92575), (805, 81880), (890, 74060), (920, 71645), (1058, 62300), (1150, 57316), (1246, 52900), (1288, 51175), (1400, 47081), (1610, 40940), (1780, 37030), (2047, 32200), (2116, 31150), (2225, 29624), (2300, 28658), (2492, 26450), (2645, 24920), (3115, 21160), (3220, 20470), (3560, 18515), (3703, 17800), (4025, 16376), (4094, 16100), (4232, 15575), (4450, 14812), (4600, 14329), (4984, 13225), (5290, 12460), (6230, 10580), (6440, 10235), (7406, 8900), (8050, 8188)]