520065128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{317}}^1$

素因数の和:618

約数の個数: 64

約数和(自身を含む): 1083438720

約数和(自身を除く): 563373592

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 103, 181, 206, 317, 362, 412, 634, 724, 824, 1133, 1268, 1448, 1991, 2266, 2536, 3487, 3982, 4532, 6974, 7964, 9064, 13948, 15928, 18643, 27896, 32651, 37286, 57377, 65302, 74572, 114754, 130604, 149144, 205073, 229508, 261208, 359161, 410146, 459016, 631147, 718322, 820292, 1262294, 1436644, 1640584, 2524588, 2873288, 5049176, 5909831, 11819662, 23639324, 47278648, 65008141, 130016282, 260032564, 520065128]

約数ペア:

[(1, 520065128), (2, 260032564), (4, 130016282), (8, 65008141), (11, 47278648), (22, 23639324), (44, 11819662), (88, 5909831), (103, 5049176), (181, 2873288), (206, 2524588), (317, 1640584), (362, 1436644), (412, 1262294), (634, 820292), (724, 718322), (824, 631147), (1133, 459016), (1268, 410146), (1448, 359161), (1991, 261208), (2266, 229508), (2536, 205073), (3487, 149144), (3982, 130604), (4532, 114754), (6974, 74572), (7964, 65302), (9064, 57377), (13948, 37286), (15928, 32651), (18643, 27896)]