80738644

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2389}}^1$

素因数の和:2488

約数の個数: 48

約数和(自身を含む): 173456640

約数和(自身を除く): 92717996

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 71, 119, 142, 238, 284, 476, 497, 994, 1207, 1988, 2389, 2414, 4778, 4828, 8449, 9556, 16723, 16898, 33446, 33796, 40613, 66892, 81226, 162452, 169619, 284291, 339238, 568582, 678476, 1137164, 1187333, 2374666, 2883523, 4749332, 5767046, 11534092, 20184661, 40369322, 80738644]

約数ペア:

[(1, 80738644), (2, 40369322), (4, 20184661), (7, 11534092), (14, 5767046), (17, 4749332), (28, 2883523), (34, 2374666), (68, 1187333), (71, 1137164), (119, 678476), (142, 568582), (238, 339238), (284, 284291), (476, 169619), (497, 162452), (994, 81226), (1207, 66892), (1988, 40613), (2389, 33796), (2414, 33446), (4778, 16898), (4828, 16723), (8449, 9556)]