155520415

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:703

約数の個数: 32

約数和(自身を含む): 204272640

約数和(自身を除く): 48752225

約数列:

[1, 5, 19, 47, 61, 95, 235, 305, 571, 893, 1159, 2855, 2867, 4465, 5795, 10849, 14335, 26837, 34831, 54245, 54473, 134185, 174155, 272365, 509903, 661789, 1637057, 2549515, 3308945, 8185285, 31104083, 155520415]

約数ペア:

[(1, 155520415), (5, 31104083), (19, 8185285), (47, 3308945), (61, 2549515), (95, 1637057), (235, 661789), (305, 509903), (571, 272365), (893, 174155), (1159, 134185), (2855, 54473), (2867, 54245), (4465, 34831), (5795, 26837), (10849, 14335)]