220195850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8861}}^1$

素因数の和:8951

約数の個数: 48

約数和(自身を含む): 474719616

約数和(自身を除く): 254523766

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 71, 142, 175, 350, 355, 497, 710, 994, 1775, 2485, 3550, 4970, 8861, 12425, 17722, 24850, 44305, 62027, 88610, 124054, 221525, 310135, 443050, 620270, 629131, 1258262, 1550675, 3101350, 3145655, 4403917, 6291310, 8807834, 15728275, 22019585, 31456550, 44039170, 110097925, 220195850]

約数ペア:

[(1, 220195850), (2, 110097925), (5, 44039170), (7, 31456550), (10, 22019585), (14, 15728275), (25, 8807834), (35, 6291310), (50, 4403917), (70, 3145655), (71, 3101350), (142, 1550675), (175, 1258262), (350, 629131), (355, 620270), (497, 443050), (710, 310135), (994, 221525), (1775, 124054), (2485, 88610), (3550, 62027), (4970, 44305), (8861, 24850), (12425, 17722)]