68801290

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{61}}^2$

素因数の和:215

約数の個数: 36

約数和(自身を含む): 128901942

約数和(自身を除く): 60100652

約数列:

[1, 2, 5, 10, 43, 61, 86, 122, 215, 305, 430, 610, 1849, 2623, 3698, 3721, 5246, 7442, 9245, 13115, 18490, 18605, 26230, 37210, 112789, 160003, 225578, 320006, 563945, 800015, 1127890, 1600030, 6880129, 13760258, 34400645, 68801290]

約数ペア:

[(1, 68801290), (2, 34400645), (5, 13760258), (10, 6880129), (43, 1600030), (61, 1127890), (86, 800015), (122, 563945), (215, 320006), (305, 225578), (430, 160003), (610, 112789), (1849, 37210), (2623, 26230), (3698, 18605), (3721, 18490), (5246, 13115), (7442, 9245)]