156970886540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{816961}}^1$

素因数の和:817722

約数の個数: 48

約数和(自身を含む): 355476505440

約数和(自身を除く): 198505618900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 739, 1478, 2956, 3695, 7390, 9607, 14780, 19214, 38428, 48035, 96070, 192140, 816961, 1633922, 3267844, 4084805, 8169610, 10620493, 16339220, 21240986, 42481972, 53102465, 106204930, 212409860, 603734179, 1207468358, 2414936716, 3018670895, 6037341790, 7848544327, 12074683580, 15697088654, 31394177308, 39242721635, 78485443270, 156970886540]

約数ペア:

[(1, 156970886540), (2, 78485443270), (4, 39242721635), (5, 31394177308), (10, 15697088654), (13, 12074683580), (20, 7848544327), (26, 6037341790), (52, 3018670895), (65, 2414936716), (130, 1207468358), (260, 603734179), (739, 212409860), (1478, 106204930), (2956, 53102465), (3695, 42481972), (7390, 21240986), (9607, 16339220), (14780, 10620493), (19214, 8169610), (38428, 4084805), (48035, 3267844), (96070, 1633922), (192140, 816961)]