81548456

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{151}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 187634880

約数和(自身を除く): 106086424

約数列:

[1, 2, 4, 8, 11, 17, 19, 22, 34, 38, 44, 68, 76, 88, 136, 151, 152, 187, 209, 302, 323, 361, 374, 418, 604, 646, 722, 748, 836, 1208, 1292, 1444, 1496, 1661, 1672, 2567, 2584, 2869, 2888, 3322, 3553, 3971, 5134, 5738, 6137, 6644, 7106, 7942, 10268, 11476, 12274, 13288, 14212, 15884, 20536, 22952, 24548, 28237, 28424, 31559, 31768, 48773, 49096, 54511, 56474, 63118, 67507, 97546, 109022, 112948, 126236, 135014, 195092, 218044, 225896, 252472, 270028, 390184, 436088, 536503, 540056, 599621, 926687, 1073006, 1199242, 1853374, 2146012, 2398484, 3706748, 4292024, 4796968, 7413496, 10193557, 20387114, 40774228, 81548456]

約数ペア:

[(1, 81548456), (2, 40774228), (4, 20387114), (8, 10193557), (11, 7413496), (17, 4796968), (19, 4292024), (22, 3706748), (34, 2398484), (38, 2146012), (44, 1853374), (68, 1199242), (76, 1073006), (88, 926687), (136, 599621), (151, 540056), (152, 536503), (187, 436088), (209, 390184), (302, 270028), (323, 252472), (361, 225896), (374, 218044), (418, 195092), (604, 135014), (646, 126236), (722, 112948), (748, 109022), (836, 97546), (1208, 67507), (1292, 63118), (1444, 56474), (1496, 54511), (1661, 49096), (1672, 48773), (2567, 31768), (2584, 31559), (2869, 28424), (2888, 28237), (3322, 24548), (3553, 22952), (3971, 20536), (5134, 15884), (5738, 14212), (6137, 13288), (6644, 12274), (7106, 11476), (7942, 10268)]