207694850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4243}}^1$

素因数の和:4355

約数の個数: 48

約数和(自身を含む): 426267360

約数和(自身を除く): 218572510

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 89, 110, 178, 275, 445, 550, 890, 979, 1958, 2225, 4243, 4450, 4895, 8486, 9790, 21215, 24475, 42430, 46673, 48950, 93346, 106075, 212150, 233365, 377627, 466730, 755254, 1166825, 1888135, 2333650, 3776270, 4153897, 8307794, 9440675, 18881350, 20769485, 41538970, 103847425, 207694850]

約数ペア:

[(1, 207694850), (2, 103847425), (5, 41538970), (10, 20769485), (11, 18881350), (22, 9440675), (25, 8307794), (50, 4153897), (55, 3776270), (89, 2333650), (110, 1888135), (178, 1166825), (275, 755254), (445, 466730), (550, 377627), (890, 233365), (979, 212150), (1958, 106075), (2225, 93346), (4243, 48950), (4450, 46673), (4895, 42430), (8486, 24475), (9790, 21215)]