8440824400

素因数分解:

$2^4\times 5^2\times {\mathrm{983}}^1\times {\mathrm{21467}}^1$

素因数の和:22468

約数の個数: 60

約数和(自身を含む): 20300656032

約数和(自身を除く): 11859831632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 983, 1966, 3932, 4915, 7864, 9830, 15728, 19660, 21467, 24575, 39320, 42934, 49150, 78640, 85868, 98300, 107335, 171736, 196600, 214670, 343472, 393200, 429340, 536675, 858680, 1073350, 1717360, 2146700, 4293400, 8586800, 21102061, 42204122, 84408244, 105510305, 168816488, 211020610, 337632976, 422041220, 527551525, 844082440, 1055103050, 1688164880, 2110206100, 4220412200, 8440824400]

約数ペア:

[(1, 8440824400), (2, 4220412200), (4, 2110206100), (5, 1688164880), (8, 1055103050), (10, 844082440), (16, 527551525), (20, 422041220), (25, 337632976), (40, 211020610), (50, 168816488), (80, 105510305), (100, 84408244), (200, 42204122), (400, 21102061), (983, 8586800), (1966, 4293400), (3932, 2146700), (4915, 1717360), (7864, 1073350), (9830, 858680), (15728, 536675), (19660, 429340), (21467, 393200), (24575, 343472), (39320, 214670), (42934, 196600), (49150, 171736), (78640, 107335), (85868, 98300)]