2221198850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{72707}}^1$

素因数の和:72779

約数の個数: 48

約数和(自身を含む): 4543959168

約数和(自身を除く): 2322760318

約数列:

[1, 2, 5, 10, 13, 25, 26, 47, 50, 65, 94, 130, 235, 325, 470, 611, 650, 1175, 1222, 2350, 3055, 6110, 15275, 30550, 72707, 145414, 363535, 727070, 945191, 1817675, 1890382, 3417229, 3635350, 4725955, 6834458, 9451910, 17086145, 23629775, 34172290, 44423977, 47259550, 85430725, 88847954, 170861450, 222119885, 444239770, 1110599425, 2221198850]

約数ペア:

[(1, 2221198850), (2, 1110599425), (5, 444239770), (10, 222119885), (13, 170861450), (25, 88847954), (26, 85430725), (47, 47259550), (50, 44423977), (65, 34172290), (94, 23629775), (130, 17086145), (235, 9451910), (325, 6834458), (470, 4725955), (611, 3635350), (650, 3417229), (1175, 1890382), (1222, 1817675), (2350, 945191), (3055, 727070), (6110, 363535), (15275, 145414), (30550, 72707)]