201997750

素因数分解:

$2^1\times 5^3\times {\mathrm{163}}^1\times {\mathrm{4957}}^1$

素因数の和:5137

約数の個数: 32

約数和(自身を含む): 380536416

約数和(自身を除く): 178538666

約数列:

[1, 2, 5, 10, 25, 50, 125, 163, 250, 326, 815, 1630, 4075, 4957, 8150, 9914, 20375, 24785, 40750, 49570, 123925, 247850, 619625, 807991, 1239250, 1615982, 4039955, 8079910, 20199775, 40399550, 100998875, 201997750]

約数ペア:

[(1, 201997750), (2, 100998875), (5, 40399550), (10, 20199775), (25, 8079910), (50, 4039955), (125, 1615982), (163, 1239250), (250, 807991), (326, 619625), (815, 247850), (1630, 123925), (4075, 49570), (4957, 40750), (8150, 24785), (9914, 20375)]