78087875

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 102930048

約数和(自身を除く): 24842173

約数列:

[1, 5, 23, 25, 115, 125, 157, 173, 575, 785, 865, 2875, 3611, 3925, 3979, 4325, 18055, 19625, 19895, 21625, 27161, 90275, 99475, 135805, 451375, 497375, 624703, 679025, 3123515, 3395125, 15617575, 78087875]

約数ペア:

[(1, 78087875), (5, 15617575), (23, 3395125), (25, 3123515), (115, 679025), (125, 624703), (157, 497375), (173, 451375), (575, 135805), (785, 99475), (865, 90275), (2875, 27161), (3611, 21625), (3925, 19895), (3979, 19625), (4325, 18055)]