91808780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{22613}}^1$

素因数の和:22658

約数の個数: 48

約数和(自身を含む): 227949120

約数和(自身を除く): 136140340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 22613, 45226, 90452, 113065, 158291, 226130, 316582, 452260, 633164, 655777, 791455, 1311554, 1582910, 2623108, 3165820, 3278885, 4590439, 6557770, 9180878, 13115540, 18361756, 22952195, 45904390, 91808780]

約数ペア:

[(1, 91808780), (2, 45904390), (4, 22952195), (5, 18361756), (7, 13115540), (10, 9180878), (14, 6557770), (20, 4590439), (28, 3278885), (29, 3165820), (35, 2623108), (58, 1582910), (70, 1311554), (116, 791455), (140, 655777), (145, 633164), (203, 452260), (290, 316582), (406, 226130), (580, 158291), (812, 113065), (1015, 90452), (2030, 45226), (4060, 22613)]