64021620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{389}}^1$

素因数の和:625

約数の個数: 96

約数和(自身を含む): 194463360

約数和(自身を除く): 130441740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 211, 260, 389, 390, 422, 633, 778, 780, 844, 1055, 1167, 1266, 1556, 1945, 2110, 2334, 2532, 2743, 3165, 3890, 4220, 4668, 5057, 5486, 5835, 6330, 7780, 8229, 10114, 10972, 11670, 12660, 13715, 15171, 16458, 20228, 23340, 25285, 27430, 30342, 32916, 41145, 50570, 54860, 60684, 75855, 82079, 82290, 101140, 151710, 164158, 164580, 246237, 303420, 328316, 410395, 492474, 820790, 984948, 1067027, 1231185, 1641580, 2134054, 2462370, 3201081, 4268108, 4924740, 5335135, 6402162, 10670270, 12804324, 16005405, 21340540, 32010810, 64021620]

約数ペア:

[(1, 64021620), (2, 32010810), (3, 21340540), (4, 16005405), (5, 12804324), (6, 10670270), (10, 6402162), (12, 5335135), (13, 4924740), (15, 4268108), (20, 3201081), (26, 2462370), (30, 2134054), (39, 1641580), (52, 1231185), (60, 1067027), (65, 984948), (78, 820790), (130, 492474), (156, 410395), (195, 328316), (211, 303420), (260, 246237), (389, 164580), (390, 164158), (422, 151710), (633, 101140), (778, 82290), (780, 82079), (844, 75855), (1055, 60684), (1167, 54860), (1266, 50570), (1556, 41145), (1945, 32916), (2110, 30342), (2334, 27430), (2532, 25285), (2743, 23340), (3165, 20228), (3890, 16458), (4220, 15171), (4668, 13715), (5057, 12660), (5486, 11670), (5835, 10972), (6330, 10114), (7780, 8229)]