78004875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{16001}}^1$

素因数の和:16032

約数の個数: 32

約数和(自身を含む): 139793472

約数和(自身を除く): 61788597

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 975, 1625, 4875, 16001, 48003, 80005, 208013, 240015, 400025, 624039, 1040065, 1200075, 2000125, 3120195, 5200325, 6000375, 15600975, 26001625, 78004875]

約数ペア:

[(1, 78004875), (3, 26001625), (5, 15600975), (13, 6000375), (15, 5200325), (25, 3120195), (39, 2000125), (65, 1200075), (75, 1040065), (125, 624039), (195, 400025), (325, 240015), (375, 208013), (975, 80005), (1625, 48003), (4875, 16001)]