18529550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{983}}^1$

素因数の和:1037

約数の個数: 48

約数和(自身を含む): 38435040

約数和(自身を除く): 19905490

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 650, 725, 754, 983, 1450, 1885, 1966, 3770, 4915, 9425, 9830, 12779, 18850, 24575, 25558, 28507, 49150, 57014, 63895, 127790, 142535, 285070, 319475, 370591, 638950, 712675, 741182, 1425350, 1852955, 3705910, 9264775, 18529550]

約数ペア:

[(1, 18529550), (2, 9264775), (5, 3705910), (10, 1852955), (13, 1425350), (25, 741182), (26, 712675), (29, 638950), (50, 370591), (58, 319475), (65, 285070), (130, 142535), (145, 127790), (290, 63895), (325, 57014), (377, 49150), (650, 28507), (725, 25558), (754, 24575), (983, 18850), (1450, 12779), (1885, 9830), (1966, 9425), (3770, 4915)]