64462840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2339}}^1$

素因数の和:2416

約数の個数: 64

約数和(自身を含む): 159213600

約数和(自身を除く): 94750760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 689, 1060, 1378, 2120, 2339, 2756, 3445, 4678, 5512, 6890, 9356, 11695, 13780, 18712, 23390, 27560, 30407, 46780, 60814, 93560, 121628, 123967, 152035, 243256, 247934, 304070, 495868, 608140, 619835, 991736, 1216280, 1239670, 1611571, 2479340, 3223142, 4958680, 6446284, 8057855, 12892568, 16115710, 32231420, 64462840]

約数ペア:

[(1, 64462840), (2, 32231420), (4, 16115710), (5, 12892568), (8, 8057855), (10, 6446284), (13, 4958680), (20, 3223142), (26, 2479340), (40, 1611571), (52, 1239670), (53, 1216280), (65, 991736), (104, 619835), (106, 608140), (130, 495868), (212, 304070), (260, 247934), (265, 243256), (424, 152035), (520, 123967), (530, 121628), (689, 93560), (1060, 60814), (1378, 46780), (2120, 30407), (2339, 27560), (2756, 23390), (3445, 18712), (4678, 13780), (5512, 11695), (6890, 9356)]