474500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:105

約数の個数: 48

約数和(自身を含む): 1131312

約数和(自身を除く): 656812

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 73, 100, 125, 130, 146, 250, 260, 292, 325, 365, 500, 650, 730, 949, 1300, 1460, 1625, 1825, 1898, 3250, 3650, 3796, 4745, 6500, 7300, 9125, 9490, 18250, 18980, 23725, 36500, 47450, 94900, 118625, 237250, 474500]

約数ペア:

[(1, 474500), (2, 237250), (4, 118625), (5, 94900), (10, 47450), (13, 36500), (20, 23725), (25, 18980), (26, 18250), (50, 9490), (52, 9125), (65, 7300), (73, 6500), (100, 4745), (125, 3796), (130, 3650), (146, 3250), (250, 1898), (260, 1825), (292, 1625), (325, 1460), (365, 1300), (500, 949), (650, 730)]