142523380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{971}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 308629440

約数和(自身を除く): 166106060

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 179, 205, 358, 410, 716, 820, 895, 971, 1790, 1942, 3580, 3884, 4855, 7339, 9710, 14678, 19420, 29356, 36695, 39811, 73390, 79622, 146780, 159244, 173809, 199055, 347618, 398110, 695236, 796220, 869045, 1738090, 3476180, 7126169, 14252338, 28504676, 35630845, 71261690, 142523380]

約数ペア:

[(1, 142523380), (2, 71261690), (4, 35630845), (5, 28504676), (10, 14252338), (20, 7126169), (41, 3476180), (82, 1738090), (164, 869045), (179, 796220), (205, 695236), (358, 398110), (410, 347618), (716, 199055), (820, 173809), (895, 159244), (971, 146780), (1790, 79622), (1942, 73390), (3580, 39811), (3884, 36695), (4855, 29356), (7339, 19420), (9710, 14678)]