169954840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{9421}}^1$

素因数の和:9484

約数の個数: 64

約数和(自身を含む): 427381920

約数和(自身を除く): 257427080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 4510, 9020, 9421, 18040, 18842, 37684, 47105, 75368, 94210, 103631, 188420, 207262, 376840, 386261, 414524, 518155, 772522, 829048, 1036310, 1545044, 1931305, 2072620, 3090088, 3862610, 4145240, 4248871, 7725220, 8497742, 15450440, 16995484, 21244355, 33990968, 42488710, 84977420, 169954840]

約数ペア:

[(1, 169954840), (2, 84977420), (4, 42488710), (5, 33990968), (8, 21244355), (10, 16995484), (11, 15450440), (20, 8497742), (22, 7725220), (40, 4248871), (41, 4145240), (44, 3862610), (55, 3090088), (82, 2072620), (88, 1931305), (110, 1545044), (164, 1036310), (205, 829048), (220, 772522), (328, 518155), (410, 414524), (440, 386261), (451, 376840), (820, 207262), (902, 188420), (1640, 103631), (1804, 94210), (2255, 75368), (3608, 47105), (4510, 37684), (9020, 18842), (9421, 18040)]