25337910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64969}}^1$

素因数の和:64992

約数の個数: 32

約数和(自身を含む): 65489760

約数和(自身を除く): 40151850

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 64969, 129938, 194907, 324845, 389814, 649690, 844597, 974535, 1689194, 1949070, 2533791, 4222985, 5067582, 8445970, 12668955, 25337910]

約数ペア:

[(1, 25337910), (2, 12668955), (3, 8445970), (5, 5067582), (6, 4222985), (10, 2533791), (13, 1949070), (15, 1689194), (26, 974535), (30, 844597), (39, 649690), (65, 389814), (78, 324845), (130, 194907), (195, 129938), (390, 64969)]