64467290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 126904320

約数和(自身を除く): 62437030

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 71, 101, 142, 145, 155, 202, 290, 310, 355, 505, 710, 899, 1010, 1798, 2059, 2201, 2929, 3131, 4118, 4402, 4495, 5858, 6262, 7171, 8990, 10295, 11005, 14342, 14645, 15655, 20590, 22010, 29290, 31310, 35855, 63829, 71710, 90799, 127658, 181598, 207959, 222301, 319145, 415918, 444602, 453995, 638290, 907990, 1039795, 1111505, 2079590, 2223010, 6446729, 12893458, 32233645, 64467290]

約数ペア:

[(1, 64467290), (2, 32233645), (5, 12893458), (10, 6446729), (29, 2223010), (31, 2079590), (58, 1111505), (62, 1039795), (71, 907990), (101, 638290), (142, 453995), (145, 444602), (155, 415918), (202, 319145), (290, 222301), (310, 207959), (355, 181598), (505, 127658), (710, 90799), (899, 71710), (1010, 63829), (1798, 35855), (2059, 31310), (2201, 29290), (2929, 22010), (3131, 20590), (4118, 15655), (4402, 14645), (4495, 14342), (5858, 11005), (6262, 10295), (7171, 8990)]