17319250

素因数分解:

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

素因数の和:176

約数の個数: 48

約数和(自身を含む): 35400456

約数和(自身を除く): 18081206

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 73, 125, 130, 146, 250, 325, 365, 650, 730, 949, 1625, 1825, 1898, 3250, 3650, 4745, 5329, 9125, 9490, 10658, 18250, 23725, 26645, 47450, 53290, 69277, 118625, 133225, 138554, 237250, 266450, 346385, 666125, 692770, 1332250, 1731925, 3463850, 8659625, 17319250]

約数ペア:

[(1, 17319250), (2, 8659625), (5, 3463850), (10, 1731925), (13, 1332250), (25, 692770), (26, 666125), (50, 346385), (65, 266450), (73, 237250), (125, 138554), (130, 133225), (146, 118625), (250, 69277), (325, 53290), (365, 47450), (650, 26645), (730, 23725), (949, 18250), (1625, 10658), (1825, 9490), (1898, 9125), (3250, 5329), (3650, 4745)]