2015590725

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{1229}}^1$

素因数の和:1479

約数の個数: 72

約数和(自身を含む): 3729571560

約数和(自身を除く): 1713980835

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 75, 111, 185, 197, 225, 333, 555, 591, 925, 985, 1229, 1665, 1773, 2775, 2955, 3687, 4925, 6145, 7289, 8325, 8865, 11061, 14775, 18435, 21867, 30725, 36445, 44325, 45473, 55305, 65601, 92175, 109335, 136419, 182225, 227365, 242113, 276525, 328005, 409257, 546675, 682095, 726339, 1136825, 1210565, 1640025, 2046285, 2179017, 3410475, 3631695, 6052825, 8958181, 10231425, 10895085, 18158475, 26874543, 44790905, 54475425, 80623629, 134372715, 223954525, 403118145, 671863575, 2015590725]

約数ペア:

[(1, 2015590725), (3, 671863575), (5, 403118145), (9, 223954525), (15, 134372715), (25, 80623629), (37, 54475425), (45, 44790905), (75, 26874543), (111, 18158475), (185, 10895085), (197, 10231425), (225, 8958181), (333, 6052825), (555, 3631695), (591, 3410475), (925, 2179017), (985, 2046285), (1229, 1640025), (1665, 1210565), (1773, 1136825), (2775, 726339), (2955, 682095), (3687, 546675), (4925, 409257), (6145, 328005), (7289, 276525), (8325, 242113), (8865, 227365), (11061, 182225), (14775, 136419), (18435, 109335), (21867, 92175), (30725, 65601), (36445, 55305), (44325, 45473)]