89391890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{31147}}^1$

素因数の和:31202

約数の個数: 32

約数和(自身を含む): 188383104

約数和(自身を除く): 98991214

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 31147, 62294, 155735, 218029, 311470, 436058, 1090145, 1277027, 2180290, 2554054, 6385135, 8939189, 12770270, 17878378, 44695945, 89391890]

約数ペア:

[(1, 89391890), (2, 44695945), (5, 17878378), (7, 12770270), (10, 8939189), (14, 6385135), (35, 2554054), (41, 2180290), (70, 1277027), (82, 1090145), (205, 436058), (287, 311470), (410, 218029), (574, 155735), (1435, 62294), (2870, 31147)]