30581850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15683}}^1$

素因数の和:15711

約数の個数: 48

約数和(自身を含む): 81682272

約数和(自身を除く): 51100422

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 15683, 31366, 47049, 78415, 94098, 156830, 203879, 235245, 392075, 407758, 470490, 611637, 784150, 1019395, 1176225, 1223274, 2038790, 2352450, 3058185, 5096975, 6116370, 10193950, 15290925, 30581850]

約数ペア:

[(1, 30581850), (2, 15290925), (3, 10193950), (5, 6116370), (6, 5096975), (10, 3058185), (13, 2352450), (15, 2038790), (25, 1223274), (26, 1176225), (30, 1019395), (39, 784150), (50, 611637), (65, 470490), (75, 407758), (78, 392075), (130, 235245), (150, 203879), (195, 156830), (325, 94098), (390, 78415), (650, 47049), (975, 31366), (1950, 15683)]