51582780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{5407}}^1$

素因数の和:5475

約数の個数: 72

約数和(自身を含む): 159449472

約数和(自身を除く): 107866692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 5407, 9540, 10814, 16221, 21628, 27035, 32442, 48663, 54070, 64884, 81105, 97326, 108140, 162210, 194652, 243315, 286571, 324420, 486630, 573142, 859713, 973260, 1146284, 1432855, 1719426, 2579139, 2865710, 3438852, 4298565, 5158278, 5731420, 8597130, 10316556, 12895695, 17194260, 25791390, 51582780]

約数ペア:

[(1, 51582780), (2, 25791390), (3, 17194260), (4, 12895695), (5, 10316556), (6, 8597130), (9, 5731420), (10, 5158278), (12, 4298565), (15, 3438852), (18, 2865710), (20, 2579139), (30, 1719426), (36, 1432855), (45, 1146284), (53, 973260), (60, 859713), (90, 573142), (106, 486630), (159, 324420), (180, 286571), (212, 243315), (265, 194652), (318, 162210), (477, 108140), (530, 97326), (636, 81105), (795, 64884), (954, 54070), (1060, 48663), (1590, 32442), (1908, 27035), (2385, 21628), (3180, 16221), (4770, 10814), (5407, 9540)]