24992500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{769}}^1$

素因数の和:806

約数の個数: 60

約数和(自身を含む): 58934260

約数和(自身を除く): 33941760

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 625, 650, 769, 1250, 1300, 1538, 1625, 2500, 3076, 3250, 3845, 6500, 7690, 8125, 9997, 15380, 16250, 19225, 19994, 32500, 38450, 39988, 49985, 76900, 96125, 99970, 192250, 199940, 249925, 384500, 480625, 499850, 961250, 999700, 1249625, 1922500, 2499250, 4998500, 6248125, 12496250, 24992500]

約数ペア:

[(1, 24992500), (2, 12496250), (4, 6248125), (5, 4998500), (10, 2499250), (13, 1922500), (20, 1249625), (25, 999700), (26, 961250), (50, 499850), (52, 480625), (65, 384500), (100, 249925), (125, 199940), (130, 192250), (250, 99970), (260, 96125), (325, 76900), (500, 49985), (625, 39988), (650, 38450), (769, 32500), (1250, 19994), (1300, 19225), (1538, 16250), (1625, 15380), (2500, 9997), (3076, 8125), (3250, 7690), (3845, 6500)]