40475200

素因数分解:

$2^6\times 5^2\times {\mathrm{41}}^1\times {\mathrm{617}}^1$

素因数の和:680

約数の個数: 84

約数和(自身を含む): 102188772

約数和(自身を除く): 61713572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 160, 164, 200, 205, 320, 328, 400, 410, 617, 656, 800, 820, 1025, 1234, 1312, 1600, 1640, 2050, 2468, 2624, 3085, 3280, 4100, 4936, 6170, 6560, 8200, 9872, 12340, 13120, 15425, 16400, 19744, 24680, 25297, 30850, 32800, 39488, 49360, 50594, 61700, 65600, 98720, 101188, 123400, 126485, 197440, 202376, 246800, 252970, 404752, 493600, 505940, 632425, 809504, 987200, 1011880, 1264850, 1619008, 2023760, 2529700, 4047520, 5059400, 8095040, 10118800, 20237600, 40475200]

約数ペア:

[(1, 40475200), (2, 20237600), (4, 10118800), (5, 8095040), (8, 5059400), (10, 4047520), (16, 2529700), (20, 2023760), (25, 1619008), (32, 1264850), (40, 1011880), (41, 987200), (50, 809504), (64, 632425), (80, 505940), (82, 493600), (100, 404752), (160, 252970), (164, 246800), (200, 202376), (205, 197440), (320, 126485), (328, 123400), (400, 101188), (410, 98720), (617, 65600), (656, 61700), (800, 50594), (820, 49360), (1025, 39488), (1234, 32800), (1312, 30850), (1600, 25297), (1640, 24680), (2050, 19744), (2468, 16400), (2624, 15425), (3085, 13120), (3280, 12340), (4100, 9872), (4936, 8200), (6170, 6560)]