209935550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{22453}}^1$

素因数の和:22493

約数の個数: 48

約数和(自身を含む): 451055952

約数和(自身を除く): 241120402

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 85, 110, 170, 187, 275, 374, 425, 550, 850, 935, 1870, 4675, 9350, 22453, 44906, 112265, 224530, 246983, 381701, 493966, 561325, 763402, 1122650, 1234915, 1908505, 2469830, 3817010, 4198711, 6174575, 8397422, 9542525, 12349150, 19085050, 20993555, 41987110, 104967775, 209935550]

約数ペア:

[(1, 209935550), (2, 104967775), (5, 41987110), (10, 20993555), (11, 19085050), (17, 12349150), (22, 9542525), (25, 8397422), (34, 6174575), (50, 4198711), (55, 3817010), (85, 2469830), (110, 1908505), (170, 1234915), (187, 1122650), (275, 763402), (374, 561325), (425, 493966), (550, 381701), (850, 246983), (935, 224530), (1870, 112265), (4675, 44906), (9350, 22453)]