74485520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{22709}}^1$

素因数の和:22763

約数の個数: 40

約数和(自身を含む): 177410520

約数和(自身を除く): 102925000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 22709, 45418, 90836, 113545, 181672, 227090, 363344, 454180, 908360, 931069, 1816720, 1862138, 3724276, 4655345, 7448552, 9310690, 14897104, 18621380, 37242760, 74485520]

約数ペア:

[(1, 74485520), (2, 37242760), (4, 18621380), (5, 14897104), (8, 9310690), (10, 7448552), (16, 4655345), (20, 3724276), (40, 1862138), (41, 1816720), (80, 931069), (82, 908360), (164, 454180), (205, 363344), (328, 227090), (410, 181672), (656, 113545), (820, 90836), (1640, 45418), (3280, 22709)]