72645950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1531}}^1$

素因数の和:1629

約数の個数: 48

約数和(自身を含む): 147605136

約数和(自身を除く): 74959186

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 73, 130, 146, 325, 365, 650, 730, 949, 1531, 1825, 1898, 3062, 3650, 4745, 7655, 9490, 15310, 19903, 23725, 38275, 39806, 47450, 76550, 99515, 111763, 199030, 223526, 497575, 558815, 995150, 1117630, 1452919, 2794075, 2905838, 5588150, 7264595, 14529190, 36322975, 72645950]

約数ペア:

[(1, 72645950), (2, 36322975), (5, 14529190), (10, 7264595), (13, 5588150), (25, 2905838), (26, 2794075), (50, 1452919), (65, 1117630), (73, 995150), (130, 558815), (146, 497575), (325, 223526), (365, 199030), (650, 111763), (730, 99515), (949, 76550), (1531, 47450), (1825, 39806), (1898, 38275), (3062, 23725), (3650, 19903), (4745, 15310), (7655, 9490)]