26178530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 56263680

約数和(自身を除く): 30085150

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 73, 94, 109, 146, 218, 235, 329, 365, 470, 511, 545, 658, 730, 763, 1022, 1090, 1526, 1645, 2555, 3290, 3431, 3815, 5110, 5123, 6862, 7630, 7957, 10246, 15914, 17155, 24017, 25615, 34310, 35861, 39785, 48034, 51230, 55699, 71722, 79570, 111398, 120085, 179305, 240170, 278495, 358610, 373979, 556990, 747958, 1869895, 2617853, 3739790, 5235706, 13089265, 26178530]

約数ペア:

[(1, 26178530), (2, 13089265), (5, 5235706), (7, 3739790), (10, 2617853), (14, 1869895), (35, 747958), (47, 556990), (70, 373979), (73, 358610), (94, 278495), (109, 240170), (146, 179305), (218, 120085), (235, 111398), (329, 79570), (365, 71722), (470, 55699), (511, 51230), (545, 48034), (658, 39785), (730, 35861), (763, 34310), (1022, 25615), (1090, 24017), (1526, 17155), (1645, 15914), (2555, 10246), (3290, 7957), (3431, 7630), (3815, 6862), (5110, 5123)]