42625180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{12611}}^1$

素因数の和:12646

約数の個数: 36

約数和(自身を含む): 96935832

約数和(自身を除く): 54310652

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 12611, 25222, 50444, 63055, 126110, 163943, 252220, 327886, 655772, 819715, 1639430, 2131259, 3278860, 4262518, 8525036, 10656295, 21312590, 42625180]

約数ペア:

[(1, 42625180), (2, 21312590), (4, 10656295), (5, 8525036), (10, 4262518), (13, 3278860), (20, 2131259), (26, 1639430), (52, 819715), (65, 655772), (130, 327886), (169, 252220), (260, 163943), (338, 126110), (676, 63055), (845, 50444), (1690, 25222), (3380, 12611)]