79987875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19391}}^1$

素因数の和:19420

約数の個数: 32

約数和(自身を含む): 145207296

約数和(自身を除く): 65219421

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 825, 1375, 4125, 19391, 58173, 96955, 213301, 290865, 484775, 639903, 1066505, 1454325, 2423875, 3199515, 5332525, 7271625, 15997575, 26662625, 79987875]

約数ペア:

[(1, 79987875), (3, 26662625), (5, 15997575), (11, 7271625), (15, 5332525), (25, 3199515), (33, 2423875), (55, 1454325), (75, 1066505), (125, 639903), (165, 484775), (275, 290865), (375, 213301), (825, 96955), (1375, 58173), (4125, 19391)]