25406940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32573}}^1$

素因数の和:32598

約数の個数: 48

約数和(自身を含む): 76614048

約数和(自身を除く): 51207108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 32573, 65146, 97719, 130292, 162865, 195438, 325730, 390876, 423449, 488595, 651460, 846898, 977190, 1270347, 1693796, 1954380, 2117245, 2540694, 4234490, 5081388, 6351735, 8468980, 12703470, 25406940]

約数ペア:

[(1, 25406940), (2, 12703470), (3, 8468980), (4, 6351735), (5, 5081388), (6, 4234490), (10, 2540694), (12, 2117245), (13, 1954380), (15, 1693796), (20, 1270347), (26, 977190), (30, 846898), (39, 651460), (52, 488595), (60, 423449), (65, 390876), (78, 325730), (130, 195438), (156, 162865), (195, 130292), (260, 97719), (390, 65146), (780, 32573)]