68304220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{383}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 148313088

約数和(自身を除く): 80008868

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 241, 370, 383, 482, 740, 766, 964, 1205, 1532, 1915, 2410, 3830, 4820, 7660, 8917, 14171, 17834, 28342, 35668, 44585, 56684, 70855, 89170, 92303, 141710, 178340, 184606, 283420, 369212, 461515, 923030, 1846060, 3415211, 6830422, 13660844, 17076055, 34152110, 68304220]

約数ペア:

[(1, 68304220), (2, 34152110), (4, 17076055), (5, 13660844), (10, 6830422), (20, 3415211), (37, 1846060), (74, 923030), (148, 461515), (185, 369212), (241, 283420), (370, 184606), (383, 178340), (482, 141710), (740, 92303), (766, 89170), (964, 70855), (1205, 56684), (1532, 44585), (1915, 35668), (2410, 28342), (3830, 17834), (4820, 14171), (7660, 8917)]