161615312

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{1259}}^1$

素因数の和:1451

約数の個数: 40

約数和(自身を含む): 320604480

約数和(自身を除く): 158989168

約数列:

[1, 2, 4, 8, 16, 71, 113, 142, 226, 284, 452, 568, 904, 1136, 1259, 1808, 2518, 5036, 8023, 10072, 16046, 20144, 32092, 64184, 89389, 128368, 142267, 178778, 284534, 357556, 569068, 715112, 1138136, 1430224, 2276272, 10100957, 20201914, 40403828, 80807656, 161615312]

約数ペア:

[(1, 161615312), (2, 80807656), (4, 40403828), (8, 20201914), (16, 10100957), (71, 2276272), (113, 1430224), (142, 1138136), (226, 715112), (284, 569068), (452, 357556), (568, 284534), (904, 178778), (1136, 142267), (1259, 128368), (1808, 89389), (2518, 64184), (5036, 32092), (8023, 20144), (10072, 16046)]