78865325

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{773}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 124384896

約数和(自身を除く): 45519571

約数列:

[1, 5, 7, 11, 25, 35, 53, 55, 77, 175, 265, 275, 371, 385, 583, 773, 1325, 1855, 1925, 2915, 3865, 4081, 5411, 8503, 9275, 14575, 19325, 20405, 27055, 40969, 42515, 59521, 102025, 135275, 204845, 212575, 286783, 297605, 450659, 1024225, 1433915, 1488025, 2253295, 3154613, 7169575, 11266475, 15773065, 78865325]

約数ペア:

[(1, 78865325), (5, 15773065), (7, 11266475), (11, 7169575), (25, 3154613), (35, 2253295), (53, 1488025), (55, 1433915), (77, 1024225), (175, 450659), (265, 297605), (275, 286783), (371, 212575), (385, 204845), (583, 135275), (773, 102025), (1325, 59521), (1855, 42515), (1925, 40969), (2915, 27055), (3865, 20405), (4081, 19325), (5411, 14575), (8503, 9275)]