87220875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 167731200

約数和(自身を除く): 80510325

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 149, 175, 223, 375, 447, 525, 669, 745, 875, 1043, 1115, 1561, 2235, 2625, 3129, 3345, 3725, 4683, 5215, 5575, 7805, 11175, 15645, 16725, 18625, 23415, 26075, 27875, 33227, 39025, 55875, 78225, 83625, 99681, 117075, 130375, 166135, 195125, 232589, 391125, 498405, 585375, 697767, 830675, 1162945, 2492025, 3488835, 4153375, 5814725, 12460125, 17444175, 29073625, 87220875]

約数ペア:

[(1, 87220875), (3, 29073625), (5, 17444175), (7, 12460125), (15, 5814725), (21, 4153375), (25, 3488835), (35, 2492025), (75, 1162945), (105, 830675), (125, 697767), (149, 585375), (175, 498405), (223, 391125), (375, 232589), (447, 195125), (525, 166135), (669, 130375), (745, 117075), (875, 99681), (1043, 83625), (1115, 78225), (1561, 55875), (2235, 39025), (2625, 33227), (3129, 27875), (3345, 26075), (3725, 23415), (4683, 18625), (5215, 16725), (5575, 15645), (7805, 11175)]