122938790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:537

約数の個数: 64

約数和(自身を含む): 249359040

約数和(自身を除く): 126420250

約数列:

[1, 2, 5, 10, 13, 26, 37, 61, 65, 74, 122, 130, 185, 305, 370, 419, 481, 610, 793, 838, 962, 1586, 2095, 2257, 2405, 3965, 4190, 4514, 4810, 5447, 7930, 10894, 11285, 15503, 22570, 25559, 27235, 29341, 31006, 51118, 54470, 58682, 77515, 127795, 146705, 155030, 201539, 255590, 293410, 332267, 403078, 664534, 945683, 1007695, 1661335, 1891366, 2015390, 3322670, 4728415, 9456830, 12293879, 24587758, 61469395, 122938790]

約数ペア:

[(1, 122938790), (2, 61469395), (5, 24587758), (10, 12293879), (13, 9456830), (26, 4728415), (37, 3322670), (61, 2015390), (65, 1891366), (74, 1661335), (122, 1007695), (130, 945683), (185, 664534), (305, 403078), (370, 332267), (419, 293410), (481, 255590), (610, 201539), (793, 155030), (838, 146705), (962, 127795), (1586, 77515), (2095, 58682), (2257, 54470), (2405, 51118), (3965, 31006), (4190, 29341), (4514, 27235), (4810, 25559), (5447, 22570), (7930, 15503), (10894, 11285)]