31884112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:236

約数の個数: 80

約数和(自身を含む): 71995392

約数和(自身を除く): 40111280

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 71, 104, 127, 136, 142, 208, 221, 254, 272, 284, 442, 508, 568, 884, 923, 1016, 1136, 1207, 1651, 1768, 1846, 2032, 2159, 2414, 3302, 3536, 3692, 4318, 4828, 6604, 7384, 8636, 9017, 9656, 13208, 14768, 15691, 17272, 18034, 19312, 26416, 28067, 31382, 34544, 36068, 56134, 62764, 72136, 112268, 117221, 125528, 144272, 153289, 224536, 234442, 251056, 306578, 449072, 468884, 613156, 937768, 1226312, 1875536, 1992757, 2452624, 3985514, 7971028, 15942056, 31884112]

約数ペア:

[(1, 31884112), (2, 15942056), (4, 7971028), (8, 3985514), (13, 2452624), (16, 1992757), (17, 1875536), (26, 1226312), (34, 937768), (52, 613156), (68, 468884), (71, 449072), (104, 306578), (127, 251056), (136, 234442), (142, 224536), (208, 153289), (221, 144272), (254, 125528), (272, 117221), (284, 112268), (442, 72136), (508, 62764), (568, 56134), (884, 36068), (923, 34544), (1016, 31382), (1136, 28067), (1207, 26416), (1651, 19312), (1768, 18034), (1846, 17272), (2032, 15691), (2159, 14768), (2414, 13208), (3302, 9656), (3536, 9017), (3692, 8636), (4318, 7384), (4828, 6604)]