71268008

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{673}}^1$

素因数の和:778

約数の個数: 64

約数和(自身を含む): 160465920

約数和(自身を除く): 89197912

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 61, 62, 122, 124, 217, 244, 248, 427, 434, 488, 673, 854, 868, 1346, 1708, 1736, 1891, 2692, 3416, 3782, 4711, 5384, 7564, 9422, 13237, 15128, 18844, 20863, 26474, 37688, 41053, 41726, 52948, 82106, 83452, 105896, 146041, 164212, 166904, 287371, 292082, 328424, 574742, 584164, 1149484, 1168328, 1272643, 2298968, 2545286, 5090572, 8908501, 10181144, 17817002, 35634004, 71268008]

約数ペア:

[(1, 71268008), (2, 35634004), (4, 17817002), (7, 10181144), (8, 8908501), (14, 5090572), (28, 2545286), (31, 2298968), (56, 1272643), (61, 1168328), (62, 1149484), (122, 584164), (124, 574742), (217, 328424), (244, 292082), (248, 287371), (427, 166904), (434, 164212), (488, 146041), (673, 105896), (854, 83452), (868, 82106), (1346, 52948), (1708, 41726), (1736, 41053), (1891, 37688), (2692, 26474), (3416, 20863), (3782, 18844), (4711, 15128), (5384, 13237), (7564, 9422)]