9717500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^2\times {\mathrm{23}}^1$

素因数の和:73

約数の個数: 90

約数和(自身を含む): 24011064

約数和(自身を除く): 14293564

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 46, 50, 52, 65, 92, 100, 115, 125, 130, 169, 230, 250, 260, 299, 325, 338, 460, 500, 575, 598, 625, 650, 676, 845, 1150, 1196, 1250, 1300, 1495, 1625, 1690, 2300, 2500, 2875, 2990, 3250, 3380, 3887, 4225, 5750, 5980, 6500, 7475, 7774, 8125, 8450, 11500, 14375, 14950, 15548, 16250, 16900, 19435, 21125, 28750, 29900, 32500, 37375, 38870, 42250, 57500, 74750, 77740, 84500, 97175, 105625, 149500, 186875, 194350, 211250, 373750, 388700, 422500, 485875, 747500, 971750, 1943500, 2429375, 4858750, 9717500]

約数ペア:

[(1, 9717500), (2, 4858750), (4, 2429375), (5, 1943500), (10, 971750), (13, 747500), (20, 485875), (23, 422500), (25, 388700), (26, 373750), (46, 211250), (50, 194350), (52, 186875), (65, 149500), (92, 105625), (100, 97175), (115, 84500), (125, 77740), (130, 74750), (169, 57500), (230, 42250), (250, 38870), (260, 37375), (299, 32500), (325, 29900), (338, 28750), (460, 21125), (500, 19435), (575, 16900), (598, 16250), (625, 15548), (650, 14950), (676, 14375), (845, 11500), (1150, 8450), (1196, 8125), (1250, 7774), (1300, 7475), (1495, 6500), (1625, 5980), (1690, 5750), (2300, 4225), (2500, 3887), (2875, 3380), (2990, 3250)]