68882620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{461}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 150264576

約数和(自身を除く): 81381956

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 241, 310, 461, 482, 620, 922, 964, 1205, 1844, 2305, 2410, 4610, 4820, 7471, 9220, 14291, 14942, 28582, 29884, 37355, 57164, 71455, 74710, 111101, 142910, 149420, 222202, 285820, 444404, 555505, 1111010, 2222020, 3444131, 6888262, 13776524, 17220655, 34441310, 68882620]

約数ペア:

[(1, 68882620), (2, 34441310), (4, 17220655), (5, 13776524), (10, 6888262), (20, 3444131), (31, 2222020), (62, 1111010), (124, 555505), (155, 444404), (241, 285820), (310, 222202), (461, 149420), (482, 142910), (620, 111101), (922, 74710), (964, 71455), (1205, 57164), (1844, 37355), (2305, 29884), (2410, 28582), (4610, 14942), (4820, 14291), (7471, 9220)]