155212500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{4139}}^1$

素因数の和:4171

約数の個数: 72

約数和(自身を含む): 452783520

約数和(自身を除く): 297571020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 625, 750, 1250, 1500, 1875, 2500, 3125, 3750, 4139, 6250, 7500, 8278, 9375, 12417, 12500, 16556, 18750, 20695, 24834, 37500, 41390, 49668, 62085, 82780, 103475, 124170, 206950, 248340, 310425, 413900, 517375, 620850, 1034750, 1241700, 1552125, 2069500, 2586875, 3104250, 5173750, 6208500, 7760625, 10347500, 12934375, 15521250, 25868750, 31042500, 38803125, 51737500, 77606250, 155212500]

約数ペア:

[(1, 155212500), (2, 77606250), (3, 51737500), (4, 38803125), (5, 31042500), (6, 25868750), (10, 15521250), (12, 12934375), (15, 10347500), (20, 7760625), (25, 6208500), (30, 5173750), (50, 3104250), (60, 2586875), (75, 2069500), (100, 1552125), (125, 1241700), (150, 1034750), (250, 620850), (300, 517375), (375, 413900), (500, 310425), (625, 248340), (750, 206950), (1250, 124170), (1500, 103475), (1875, 82780), (2500, 62085), (3125, 49668), (3750, 41390), (4139, 37500), (6250, 24834), (7500, 20695), (8278, 18750), (9375, 16556), (12417, 12500)]