8204500

素因数分解:

$2^2\times 5^3\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 18280080

約数和(自身を除く): 10075580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 125, 244, 250, 269, 305, 500, 538, 610, 1076, 1220, 1345, 1525, 2690, 3050, 5380, 6100, 6725, 7625, 13450, 15250, 16409, 26900, 30500, 32818, 33625, 65636, 67250, 82045, 134500, 164090, 328180, 410225, 820450, 1640900, 2051125, 4102250, 8204500]

約数ペア:

[(1, 8204500), (2, 4102250), (4, 2051125), (5, 1640900), (10, 820450), (20, 410225), (25, 328180), (50, 164090), (61, 134500), (100, 82045), (122, 67250), (125, 65636), (244, 33625), (250, 32818), (269, 30500), (305, 26900), (500, 16409), (538, 15250), (610, 13450), (1076, 7625), (1220, 6725), (1345, 6100), (1525, 5380), (2690, 3050)]