199904930

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{7993}}^1$

素因数の和:8102

約数の個数: 32

約数和(自身を含む): 374694768

約数和(自身を除く): 174789838

約数列:

[1, 2, 5, 10, 41, 61, 82, 122, 205, 305, 410, 610, 2501, 5002, 7993, 12505, 15986, 25010, 39965, 79930, 327713, 487573, 655426, 975146, 1638565, 2437865, 3277130, 4875730, 19990493, 39980986, 99952465, 199904930]

約数ペア:

[(1, 199904930), (2, 99952465), (5, 39980986), (10, 19990493), (41, 4875730), (61, 3277130), (82, 2437865), (122, 1638565), (205, 975146), (305, 655426), (410, 487573), (610, 327713), (2501, 79930), (5002, 39965), (7993, 25010), (12505, 15986)]