78288925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 116242560

約数和(自身を除く): 37953635

約数列:

[1, 5, 11, 13, 25, 55, 61, 65, 143, 275, 305, 325, 359, 671, 715, 793, 1525, 1795, 3355, 3575, 3949, 3965, 4667, 8723, 8975, 16775, 19745, 19825, 21899, 23335, 43615, 51337, 98725, 109495, 116675, 218075, 240889, 256685, 284687, 547475, 1204445, 1283425, 1423435, 3131557, 6022225, 7117175, 15657785, 78288925]

約数ペア:

[(1, 78288925), (5, 15657785), (11, 7117175), (13, 6022225), (25, 3131557), (55, 1423435), (61, 1283425), (65, 1204445), (143, 547475), (275, 284687), (305, 256685), (325, 240889), (359, 218075), (671, 116675), (715, 109495), (793, 98725), (1525, 51337), (1795, 43615), (3355, 23335), (3575, 21899), (3949, 19825), (3965, 19745), (4667, 16775), (8723, 8975)]