77909820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41887}}^1$

素因数の和:41930

約数の個数: 48

約数和(自身を含む): 225189888

約数和(自身を除く): 147280068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 41887, 83774, 125661, 167548, 209435, 251322, 418870, 502644, 628305, 837740, 1256610, 1298497, 2513220, 2596994, 3895491, 5193988, 6492485, 7790982, 12984970, 15581964, 19477455, 25969940, 38954910, 77909820]

約数ペア:

[(1, 77909820), (2, 38954910), (3, 25969940), (4, 19477455), (5, 15581964), (6, 12984970), (10, 7790982), (12, 6492485), (15, 5193988), (20, 3895491), (30, 2596994), (31, 2513220), (60, 1298497), (62, 1256610), (93, 837740), (124, 628305), (155, 502644), (186, 418870), (310, 251322), (372, 209435), (465, 167548), (620, 125661), (930, 83774), (1860, 41887)]