25249380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32371}}^1$

素因数の和:32396

約数の個数: 48

約数和(自身を含む): 76138944

約数和(自身を除く): 50889564

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, 32371, 64742, 97113, 129484, 161855, 194226, 323710, 388452, 420823, 485565, 647420, 841646, 971130, 1262469, 1683292, 1942260, 2104115, 2524938, 4208230, 5049876, 6312345, 8416460, 12624690, 25249380]

約数ペア:

[(1, 25249380), (2, 12624690), (3, 8416460), (4, 6312345), (5, 5049876), (6, 4208230), (10, 2524938), (12, 2104115), (13, 1942260), (15, 1683292), (20, 1262469), (26, 971130), (30, 841646), (39, 647420), (52, 485565), (60, 420823), (65, 388452), (78, 323710), (130, 194226), (156, 161855), (195, 129484), (260, 97113), (390, 64742), (780, 32371)]