161738408

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 360495360

約数和(自身を除く): 198756952

約数列:

[1, 2, 4, 8, 13, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 169, 221, 227, 248, 338, 403, 442, 454, 527, 676, 806, 884, 908, 1054, 1352, 1612, 1768, 1816, 2108, 2873, 2951, 3224, 3859, 4216, 5239, 5746, 5902, 6851, 7037, 7718, 10478, 11492, 11804, 13702, 14074, 15436, 20956, 22984, 23608, 27404, 28148, 30872, 38363, 41912, 50167, 54808, 56296, 76726, 89063, 91481, 100334, 119629, 153452, 178126, 182962, 200668, 239258, 306904, 356252, 365924, 401336, 478516, 652171, 712504, 731848, 957032, 1189253, 1304342, 1555177, 2378506, 2608684, 3110354, 4757012, 5217368, 6220708, 9514024, 12441416, 20217301, 40434602, 80869204, 161738408]

約数ペア:

[(1, 161738408), (2, 80869204), (4, 40434602), (8, 20217301), (13, 12441416), (17, 9514024), (26, 6220708), (31, 5217368), (34, 4757012), (52, 3110354), (62, 2608684), (68, 2378506), (104, 1555177), (124, 1304342), (136, 1189253), (169, 957032), (221, 731848), (227, 712504), (248, 652171), (338, 478516), (403, 401336), (442, 365924), (454, 356252), (527, 306904), (676, 239258), (806, 200668), (884, 182962), (908, 178126), (1054, 153452), (1352, 119629), (1612, 100334), (1768, 91481), (1816, 89063), (2108, 76726), (2873, 56296), (2951, 54808), (3224, 50167), (3859, 41912), (4216, 38363), (5239, 30872), (5746, 28148), (5902, 27404), (6851, 23608), (7037, 22984), (7718, 20956), (10478, 15436), (11492, 14074), (11804, 13702)]