78313125

素因数分解:

$3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{3797}}^1$

素因数の和:3831

約数の個数: 40

約数和(自身を含む): 142379424

約数和(自身を除く): 64066299

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 625, 825, 1375, 1875, 3797, 4125, 6875, 11391, 18985, 20625, 41767, 56955, 94925, 125301, 208835, 284775, 474625, 626505, 1044175, 1423875, 2373125, 3132525, 5220875, 7119375, 15662625, 26104375, 78313125]

約数ペア:

[(1, 78313125), (3, 26104375), (5, 15662625), (11, 7119375), (15, 5220875), (25, 3132525), (33, 2373125), (55, 1423875), (75, 1044175), (125, 626505), (165, 474625), (275, 284775), (375, 208835), (625, 125301), (825, 94925), (1375, 56955), (1875, 41767), (3797, 20625), (4125, 18985), (6875, 11391)]