55691870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 112674240

約数和(自身を除く): 56982370

約数列:

[1, 2, 5, 10, 13, 26, 53, 59, 65, 106, 118, 130, 137, 265, 274, 295, 530, 590, 685, 689, 767, 1370, 1378, 1534, 1781, 3127, 3445, 3562, 3835, 6254, 6890, 7261, 7670, 8083, 8905, 14522, 15635, 16166, 17810, 31270, 36305, 40415, 40651, 72610, 80830, 81302, 94393, 105079, 188786, 203255, 210158, 406510, 428399, 471965, 525395, 856798, 943930, 1050790, 2141995, 4283990, 5569187, 11138374, 27845935, 55691870]

約数ペア:

[(1, 55691870), (2, 27845935), (5, 11138374), (10, 5569187), (13, 4283990), (26, 2141995), (53, 1050790), (59, 943930), (65, 856798), (106, 525395), (118, 471965), (130, 428399), (137, 406510), (265, 210158), (274, 203255), (295, 188786), (530, 105079), (590, 94393), (685, 81302), (689, 80830), (767, 72610), (1370, 40651), (1378, 40415), (1534, 36305), (1781, 31270), (3127, 17810), (3445, 16166), (3562, 15635), (3835, 14522), (6254, 8905), (6890, 8083), (7261, 7670)]