56553418420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{21061}}^1$

素因数の和:21233

約数の個数: 96

約数和(自身を含む): 126363912192

約数和(自身を除く): 69810493772

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 71, 122, 124, 142, 155, 244, 284, 305, 310, 355, 610, 620, 710, 1220, 1420, 1891, 2201, 3782, 4331, 4402, 7564, 8662, 8804, 9455, 11005, 17324, 18910, 21061, 21655, 22010, 37820, 42122, 43310, 44020, 84244, 86620, 105305, 134261, 210610, 268522, 421220, 537044, 652891, 671305, 1284721, 1305782, 1342610, 1495331, 2569442, 2611564, 2685220, 2990662, 3264455, 5138884, 5981324, 6423605, 6528910, 7476655, 12847210, 13057820, 14953310, 25694420, 29906620, 39826351, 46355261, 79652702, 91215191, 92710522, 159305404, 182430382, 185421044, 199131755, 231776305, 364860764, 398263510, 456075955, 463552610, 796527020, 912151910, 927105220, 1824303820, 2827670921, 5655341842, 11310683684, 14138354605, 28276709210, 56553418420]

約数ペア:

[(1, 56553418420), (2, 28276709210), (4, 14138354605), (5, 11310683684), (10, 5655341842), (20, 2827670921), (31, 1824303820), (61, 927105220), (62, 912151910), (71, 796527020), (122, 463552610), (124, 456075955), (142, 398263510), (155, 364860764), (244, 231776305), (284, 199131755), (305, 185421044), (310, 182430382), (355, 159305404), (610, 92710522), (620, 91215191), (710, 79652702), (1220, 46355261), (1420, 39826351), (1891, 29906620), (2201, 25694420), (3782, 14953310), (4331, 13057820), (4402, 12847210), (7564, 7476655), (8662, 6528910), (8804, 6423605), (9455, 5981324), (11005, 5138884), (17324, 3264455), (18910, 2990662), (21061, 2685220), (21655, 2611564), (22010, 2569442), (37820, 1495331), (42122, 1342610), (43310, 1305782), (44020, 1284721), (84244, 671305), (86620, 652891), (105305, 537044), (134261, 421220), (210610, 268522)]