77205260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{523}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 181477968

約数和(自身を除く): 104272708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 121, 122, 220, 242, 244, 305, 484, 523, 605, 610, 671, 1046, 1210, 1220, 1342, 2092, 2420, 2615, 2684, 3355, 5230, 5753, 6710, 7381, 10460, 11506, 13420, 14762, 23012, 28765, 29524, 31903, 36905, 57530, 63283, 63806, 73810, 115060, 126566, 127612, 147620, 159515, 253132, 316415, 319030, 350933, 632830, 638060, 701866, 1265660, 1403732, 1754665, 3509330, 3860263, 7018660, 7720526, 15441052, 19301315, 38602630, 77205260]

約数ペア:

[(1, 77205260), (2, 38602630), (4, 19301315), (5, 15441052), (10, 7720526), (11, 7018660), (20, 3860263), (22, 3509330), (44, 1754665), (55, 1403732), (61, 1265660), (110, 701866), (121, 638060), (122, 632830), (220, 350933), (242, 319030), (244, 316415), (305, 253132), (484, 159515), (523, 147620), (605, 127612), (610, 126566), (671, 115060), (1046, 73810), (1210, 63806), (1220, 63283), (1342, 57530), (2092, 36905), (2420, 31903), (2615, 29524), (2684, 28765), (3355, 23012), (5230, 14762), (5753, 13420), (6710, 11506), (7381, 10460)]