68365040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1097}}^1$

素因数の和:1170

約数の個数: 80

約数和(自身を含む): 171551520

約数和(自身を除く): 103186480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 380, 410, 656, 760, 779, 820, 1097, 1520, 1558, 1640, 2194, 3116, 3280, 3895, 4388, 5485, 6232, 7790, 8776, 10970, 12464, 15580, 17552, 20843, 21940, 31160, 41686, 43880, 44977, 62320, 83372, 87760, 89954, 104215, 166744, 179908, 208430, 224885, 333488, 359816, 416860, 449770, 719632, 833720, 854563, 899540, 1667440, 1709126, 1799080, 3418252, 3598160, 4272815, 6836504, 8545630, 13673008, 17091260, 34182520, 68365040]

約数ペア:

[(1, 68365040), (2, 34182520), (4, 17091260), (5, 13673008), (8, 8545630), (10, 6836504), (16, 4272815), (19, 3598160), (20, 3418252), (38, 1799080), (40, 1709126), (41, 1667440), (76, 899540), (80, 854563), (82, 833720), (95, 719632), (152, 449770), (164, 416860), (190, 359816), (205, 333488), (304, 224885), (328, 208430), (380, 179908), (410, 166744), (656, 104215), (760, 89954), (779, 87760), (820, 83372), (1097, 62320), (1520, 44977), (1558, 43880), (1640, 41686), (2194, 31160), (3116, 21940), (3280, 20843), (3895, 17552), (4388, 15580), (5485, 12464), (6232, 10970), (7790, 8776)]