57565820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 140743680

約数和(自身を除く): 83177860

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 43, 52, 65, 76, 86, 95, 130, 172, 190, 215, 247, 260, 271, 380, 430, 494, 542, 559, 817, 860, 988, 1084, 1118, 1235, 1355, 1634, 2236, 2470, 2710, 2795, 3268, 3523, 4085, 4940, 5149, 5420, 5590, 7046, 8170, 10298, 10621, 11180, 11653, 14092, 16340, 17615, 20596, 21242, 23306, 25745, 35230, 42484, 46612, 51490, 53105, 58265, 66937, 70460, 102980, 106210, 116530, 133874, 151489, 212420, 221407, 233060, 267748, 302978, 334685, 442814, 605956, 669370, 757445, 885628, 1107035, 1338740, 1514890, 2214070, 2878291, 3029780, 4428140, 5756582, 11513164, 14391455, 28782910, 57565820]

約数ペア:

[(1, 57565820), (2, 28782910), (4, 14391455), (5, 11513164), (10, 5756582), (13, 4428140), (19, 3029780), (20, 2878291), (26, 2214070), (38, 1514890), (43, 1338740), (52, 1107035), (65, 885628), (76, 757445), (86, 669370), (95, 605956), (130, 442814), (172, 334685), (190, 302978), (215, 267748), (247, 233060), (260, 221407), (271, 212420), (380, 151489), (430, 133874), (494, 116530), (542, 106210), (559, 102980), (817, 70460), (860, 66937), (988, 58265), (1084, 53105), (1118, 51490), (1235, 46612), (1355, 42484), (1634, 35230), (2236, 25745), (2470, 23306), (2710, 21242), (2795, 20596), (3268, 17615), (3523, 16340), (4085, 14092), (4940, 11653), (5149, 11180), (5420, 10621), (5590, 10298), (7046, 8170)]