1661580904

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{7873}}^1$

素因数の和:7970

約数の個数: 64

約数和(自身を含む): 3446922240

約数和(自身を除く): 1785341336

約数列:

[1, 2, 4, 8, 23, 31, 37, 46, 62, 74, 92, 124, 148, 184, 248, 296, 713, 851, 1147, 1426, 1702, 2294, 2852, 3404, 4588, 5704, 6808, 7873, 9176, 15746, 26381, 31492, 52762, 62984, 105524, 181079, 211048, 244063, 291301, 362158, 488126, 582602, 724316, 976252, 1165204, 1448632, 1952504, 2330408, 5613449, 6699923, 9030331, 11226898, 13399846, 18060662, 22453796, 26799692, 36121324, 44907592, 53599384, 72242648, 207697613, 415395226, 830790452, 1661580904]

約数ペア:

[(1, 1661580904), (2, 830790452), (4, 415395226), (8, 207697613), (23, 72242648), (31, 53599384), (37, 44907592), (46, 36121324), (62, 26799692), (74, 22453796), (92, 18060662), (124, 13399846), (148, 11226898), (184, 9030331), (248, 6699923), (296, 5613449), (713, 2330408), (851, 1952504), (1147, 1448632), (1426, 1165204), (1702, 976252), (2294, 724316), (2852, 582602), (3404, 488126), (4588, 362158), (5704, 291301), (6808, 244063), (7873, 211048), (9176, 181079), (15746, 105524), (26381, 62984), (31492, 52762)]