71550100

素因数分解:

$2^2\times 5^2\times {\mathrm{211}}^1\times {\mathrm{3391}}^1$

素因数の和:3616

約数の個数: 36

約数和(自身を含む): 156045568

約数和(自身を除く): 84495468

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 211, 422, 844, 1055, 2110, 3391, 4220, 5275, 6782, 10550, 13564, 16955, 21100, 33910, 67820, 84775, 169550, 339100, 715501, 1431002, 2862004, 3577505, 7155010, 14310020, 17887525, 35775050, 71550100]

約数ペア:

[(1, 71550100), (2, 35775050), (4, 17887525), (5, 14310020), (10, 7155010), (20, 3577505), (25, 2862004), (50, 1431002), (100, 715501), (211, 339100), (422, 169550), (844, 84775), (1055, 67820), (2110, 33910), (3391, 21100), (4220, 16955), (5275, 13564), (6782, 10550)]