25129390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17573}}^1$

素因数の和:17604

約数の個数: 32

約数和(自身を含む): 53143776

約数和(自身を除く): 28014386

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 17573, 35146, 87865, 175730, 193303, 228449, 386606, 456898, 966515, 1142245, 1933030, 2284490, 2512939, 5025878, 12564695, 25129390]

約数ペア:

[(1, 25129390), (2, 12564695), (5, 5025878), (10, 2512939), (11, 2284490), (13, 1933030), (22, 1142245), (26, 966515), (55, 456898), (65, 386606), (110, 228449), (130, 193303), (143, 175730), (286, 87865), (715, 35146), (1430, 17573)]