1325492080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{919}}^1$

素因数の和:1103

約数の個数: 120

約数和(自身を含む): 3413844000

約数和(自身を除く): 2088351920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 149, 176, 220, 242, 298, 440, 484, 596, 605, 745, 880, 919, 968, 1192, 1210, 1490, 1639, 1838, 1936, 2384, 2420, 2980, 3278, 3676, 4595, 4840, 5960, 6556, 7352, 8195, 9190, 9680, 10109, 11920, 13112, 14704, 16390, 18029, 18380, 20218, 26224, 32780, 36058, 36760, 40436, 50545, 65560, 72116, 73520, 80872, 90145, 101090, 111199, 131120, 136931, 144232, 161744, 180290, 202180, 222398, 273862, 288464, 360580, 404360, 444796, 547724, 555995, 684655, 721160, 808720, 889592, 1095448, 1111990, 1369310, 1442320, 1506241, 1779184, 2190896, 2223980, 2738620, 3012482, 4447960, 5477240, 6024964, 7531205, 8895920, 10954480, 12049928, 15062410, 16568651, 24099856, 30124820, 33137302, 60249640, 66274604, 82843255, 120499280, 132549208, 165686510, 265098416, 331373020, 662746040, 1325492080]

約数ペア:

[(1, 1325492080), (2, 662746040), (4, 331373020), (5, 265098416), (8, 165686510), (10, 132549208), (11, 120499280), (16, 82843255), (20, 66274604), (22, 60249640), (40, 33137302), (44, 30124820), (55, 24099856), (80, 16568651), (88, 15062410), (110, 12049928), (121, 10954480), (149, 8895920), (176, 7531205), (220, 6024964), (242, 5477240), (298, 4447960), (440, 3012482), (484, 2738620), (596, 2223980), (605, 2190896), (745, 1779184), (880, 1506241), (919, 1442320), (968, 1369310), (1192, 1111990), (1210, 1095448), (1490, 889592), (1639, 808720), (1838, 721160), (1936, 684655), (2384, 555995), (2420, 547724), (2980, 444796), (3278, 404360), (3676, 360580), (4595, 288464), (4840, 273862), (5960, 222398), (6556, 202180), (7352, 180290), (8195, 161744), (9190, 144232), (9680, 136931), (10109, 131120), (11920, 111199), (13112, 101090), (14704, 90145), (16390, 80872), (18029, 73520), (18380, 72116), (20218, 65560), (26224, 50545), (32780, 40436), (36058, 36760)]