25368620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 55641600

約数和(自身を除く): 30272980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 191, 229, 290, 382, 458, 580, 764, 916, 955, 1145, 1910, 2290, 3820, 4580, 5539, 6641, 11078, 13282, 22156, 26564, 27695, 33205, 43739, 55390, 66410, 87478, 110780, 132820, 174956, 218695, 437390, 874780, 1268431, 2536862, 5073724, 6342155, 12684310, 25368620]

約数ペア:

[(1, 25368620), (2, 12684310), (4, 6342155), (5, 5073724), (10, 2536862), (20, 1268431), (29, 874780), (58, 437390), (116, 218695), (145, 174956), (191, 132820), (229, 110780), (290, 87478), (382, 66410), (458, 55390), (580, 43739), (764, 33205), (916, 27695), (955, 26564), (1145, 22156), (1910, 13282), (2290, 11078), (3820, 6641), (4580, 5539)]