131569490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53267}}^1$

素因数の和:53306

約数の個数: 32

約数和(自身を含む): 268470720

約数和(自身を除く): 136901230

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 53267, 106534, 266335, 532670, 692471, 1012073, 1384942, 2024146, 3462355, 5060365, 6924710, 10120730, 13156949, 26313898, 65784745, 131569490]

約数ペア:

[(1, 131569490), (2, 65784745), (5, 26313898), (10, 13156949), (13, 10120730), (19, 6924710), (26, 5060365), (38, 3462355), (65, 2024146), (95, 1384942), (130, 1012073), (190, 692471), (247, 532670), (494, 266335), (1235, 106534), (2470, 53267)]