51642580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1229}}^1$

素因数の和:1440

約数の個数: 48

約数和(自身を含む): 119024640

約数和(自身を除く): 67382060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 191, 220, 382, 764, 955, 1229, 1910, 2101, 2458, 3820, 4202, 4916, 6145, 8404, 10505, 12290, 13519, 21010, 24580, 27038, 42020, 54076, 67595, 135190, 234739, 270380, 469478, 938956, 1173695, 2347390, 2582129, 4694780, 5164258, 10328516, 12910645, 25821290, 51642580]

約数ペア:

[(1, 51642580), (2, 25821290), (4, 12910645), (5, 10328516), (10, 5164258), (11, 4694780), (20, 2582129), (22, 2347390), (44, 1173695), (55, 938956), (110, 469478), (191, 270380), (220, 234739), (382, 135190), (764, 67595), (955, 54076), (1229, 42020), (1910, 27038), (2101, 24580), (2458, 21010), (3820, 13519), (4202, 12290), (4916, 10505), (6145, 8404)]