83077940

素因数分解:

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

素因数の和:4352

約数の個数: 48

約数和(自身を含む): 192507840

約数和(自身を除く): 109429900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3916, 4243, 4895, 8486, 9790, 16972, 19580, 21215, 42430, 46673, 84860, 93346, 186692, 233365, 377627, 466730, 755254, 933460, 1510508, 1888135, 3776270, 4153897, 7552540, 8307794, 16615588, 20769485, 41538970, 83077940]

約数ペア:

[(1, 83077940), (2, 41538970), (4, 20769485), (5, 16615588), (10, 8307794), (11, 7552540), (20, 4153897), (22, 3776270), (44, 1888135), (55, 1510508), (89, 933460), (110, 755254), (178, 466730), (220, 377627), (356, 233365), (445, 186692), (890, 93346), (979, 84860), (1780, 46673), (1958, 42430), (3916, 21215), (4243, 19580), (4895, 16972), (8486, 9790)]