54843740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{293}}^1$

素因数の和:507

約数の個数: 72

約数和(自身を含む): 135136512

約数和(自身を除く): 80292772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 191, 196, 245, 293, 382, 490, 586, 764, 955, 980, 1172, 1337, 1465, 1910, 2051, 2674, 2930, 3820, 4102, 5348, 5860, 6685, 8204, 9359, 10255, 13370, 14357, 18718, 20510, 26740, 28714, 37436, 41020, 46795, 55963, 57428, 71785, 93590, 111926, 143570, 187180, 223852, 279815, 287140, 391741, 559630, 783482, 1119260, 1566964, 1958705, 2742187, 3917410, 5484374, 7834820, 10968748, 13710935, 27421870, 54843740]

約数ペア:

[(1, 54843740), (2, 27421870), (4, 13710935), (5, 10968748), (7, 7834820), (10, 5484374), (14, 3917410), (20, 2742187), (28, 1958705), (35, 1566964), (49, 1119260), (70, 783482), (98, 559630), (140, 391741), (191, 287140), (196, 279815), (245, 223852), (293, 187180), (382, 143570), (490, 111926), (586, 93590), (764, 71785), (955, 57428), (980, 55963), (1172, 46795), (1337, 41020), (1465, 37436), (1910, 28714), (2051, 26740), (2674, 20510), (2930, 18718), (3820, 14357), (4102, 13370), (5348, 10255), (5860, 9359), (6685, 8204)]