200078890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{4051}}^1$

素因数の和:4518

約数の個数: 32

約数和(自身を含む): 393854400

約数和(自身を除く): 193775510

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 449, 898, 2245, 4051, 4490, 4939, 8102, 9878, 20255, 24695, 40510, 44561, 49390, 89122, 222805, 445610, 1818899, 3637798, 9094495, 18188990, 20007889, 40015778, 100039445, 200078890]

約数ペア:

[(1, 200078890), (2, 100039445), (5, 40015778), (10, 20007889), (11, 18188990), (22, 9094495), (55, 3637798), (110, 1818899), (449, 445610), (898, 222805), (2245, 89122), (4051, 49390), (4490, 44561), (4939, 40510), (8102, 24695), (9878, 20255)]