28311625

素因数分解:

$5^3\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:202

約数の個数: 32

約数和(自身を含む): 37140480

約数和(自身を除く): 8828855

約数列:

[1, 5, 25, 47, 61, 79, 125, 235, 305, 395, 1175, 1525, 1975, 2867, 3713, 4819, 5875, 7625, 9875, 14335, 18565, 24095, 71675, 92825, 120475, 226493, 358375, 464125, 602375, 1132465, 5662325, 28311625]

約数ペア:

[(1, 28311625), (5, 5662325), (25, 1132465), (47, 602375), (61, 464125), (79, 358375), (125, 226493), (235, 120475), (305, 92825), (395, 71675), (1175, 24095), (1525, 18565), (1975, 14335), (2867, 9875), (3713, 7625), (4819, 5875)]