68870740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8807}}^1$

素因数の和:8856

約数の個数: 48

約数和(自身を含む): 159812352

約数和(自身を除く): 90941612

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 8807, 17614, 35228, 44035, 88070, 149719, 176140, 202561, 299438, 405122, 598876, 748595, 810244, 1012805, 1497190, 2025610, 2994380, 3443537, 4051220, 6887074, 13774148, 17217685, 34435370, 68870740]

約数ペア:

[(1, 68870740), (2, 34435370), (4, 17217685), (5, 13774148), (10, 6887074), (17, 4051220), (20, 3443537), (23, 2994380), (34, 2025610), (46, 1497190), (68, 1012805), (85, 810244), (92, 748595), (115, 598876), (170, 405122), (230, 299438), (340, 202561), (391, 176140), (460, 149719), (782, 88070), (1564, 44035), (1955, 35228), (3910, 17614), (7820, 8807)]