87448075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 129804192

約数和(自身を除く): 42356117

約数列:

[1, 5, 11, 13, 25, 55, 61, 65, 143, 275, 305, 325, 401, 671, 715, 793, 1525, 2005, 3355, 3575, 3965, 4411, 5213, 8723, 10025, 16775, 19825, 22055, 24461, 26065, 43615, 57343, 110275, 122305, 130325, 218075, 269071, 286715, 317993, 611525, 1345355, 1433575, 1589965, 3497923, 6726775, 7949825, 17489615, 87448075]

約数ペア:

[(1, 87448075), (5, 17489615), (11, 7949825), (13, 6726775), (25, 3497923), (55, 1589965), (61, 1433575), (65, 1345355), (143, 611525), (275, 317993), (305, 286715), (325, 269071), (401, 218075), (671, 130325), (715, 122305), (793, 110275), (1525, 57343), (2005, 43615), (3355, 26065), (3575, 24461), (3965, 22055), (4411, 19825), (5213, 16775), (8723, 10025)]