68187340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15427}}^1$

素因数の和:15466

約数の個数: 48

約数和(自身を含む): 163289952

約数和(自身を除く): 95102612

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 15427, 30854, 61708, 77135, 154270, 200551, 262259, 308540, 401102, 524518, 802204, 1002755, 1049036, 1311295, 2005510, 2622590, 3409367, 4011020, 5245180, 6818734, 13637468, 17046835, 34093670, 68187340]

約数ペア:

[(1, 68187340), (2, 34093670), (4, 17046835), (5, 13637468), (10, 6818734), (13, 5245180), (17, 4011020), (20, 3409367), (26, 2622590), (34, 2005510), (52, 1311295), (65, 1049036), (68, 1002755), (85, 802204), (130, 524518), (170, 401102), (221, 308540), (260, 262259), (340, 200551), (442, 154270), (884, 77135), (1105, 61708), (2210, 30854), (4420, 15427)]