210968500

素因数分解:

$2^2\times 5^3\times {\mathrm{61}}^1\times {\mathrm{6917}}^1$

素因数の和:6997

約数の個数: 48

約数和(自身を含む): 468376272

約数和(自身を除く): 257407772

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 125, 244, 250, 305, 500, 610, 1220, 1525, 3050, 6100, 6917, 7625, 13834, 15250, 27668, 30500, 34585, 69170, 138340, 172925, 345850, 421937, 691700, 843874, 864625, 1687748, 1729250, 2109685, 3458500, 4219370, 8438740, 10548425, 21096850, 42193700, 52742125, 105484250, 210968500]

約数ペア:

[(1, 210968500), (2, 105484250), (4, 52742125), (5, 42193700), (10, 21096850), (20, 10548425), (25, 8438740), (50, 4219370), (61, 3458500), (100, 2109685), (122, 1729250), (125, 1687748), (244, 864625), (250, 843874), (305, 691700), (500, 421937), (610, 345850), (1220, 172925), (1525, 138340), (3050, 69170), (6100, 34585), (6917, 30500), (7625, 27668), (13834, 15250)]