71386168

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:544

約数の個数: 64

約数和(自身を含む): 160056000

約数和(自身を除く): 88669832

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 113, 116, 203, 226, 232, 389, 406, 452, 778, 791, 812, 904, 1556, 1582, 1624, 2723, 3112, 3164, 3277, 5446, 6328, 6554, 10892, 11281, 13108, 21784, 22562, 22939, 26216, 43957, 45124, 45878, 78967, 87914, 90248, 91756, 157934, 175828, 183512, 307699, 315868, 351656, 615398, 631736, 1230796, 1274753, 2461592, 2549506, 5099012, 8923271, 10198024, 17846542, 35693084, 71386168]

約数ペア:

[(1, 71386168), (2, 35693084), (4, 17846542), (7, 10198024), (8, 8923271), (14, 5099012), (28, 2549506), (29, 2461592), (56, 1274753), (58, 1230796), (113, 631736), (116, 615398), (203, 351656), (226, 315868), (232, 307699), (389, 183512), (406, 175828), (452, 157934), (778, 91756), (791, 90248), (812, 87914), (904, 78967), (1556, 45878), (1582, 45124), (1624, 43957), (2723, 26216), (3112, 22939), (3164, 22562), (3277, 21784), (5446, 13108), (6328, 11281), (6554, 10892)]