31253290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1597}}^1$

素因数の和:1726

約数の個数: 32

約数和(自身を含む): 59829120

約数和(自身を除く): 28575830

約数列:

[1, 2, 5, 10, 19, 38, 95, 103, 190, 206, 515, 1030, 1597, 1957, 3194, 3914, 7985, 9785, 15970, 19570, 30343, 60686, 151715, 164491, 303430, 328982, 822455, 1644910, 3125329, 6250658, 15626645, 31253290]

約数ペア:

[(1, 31253290), (2, 15626645), (5, 6250658), (10, 3125329), (19, 1644910), (38, 822455), (95, 328982), (103, 303430), (190, 164491), (206, 151715), (515, 60686), (1030, 30343), (1597, 19570), (1957, 15970), (3194, 9785), (3914, 7985)]