66679860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{85487}}^1$

素因数の和:85512

約数の個数: 48

約数和(自身を含む): 201067776

約数和(自身を除く): 134387916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 85487, 170974, 256461, 341948, 427435, 512922, 854870, 1025844, 1111331, 1282305, 1709740, 2222662, 2564610, 3333993, 4445324, 5129220, 5556655, 6667986, 11113310, 13335972, 16669965, 22226620, 33339930, 66679860]

約数ペア:

[(1, 66679860), (2, 33339930), (3, 22226620), (4, 16669965), (5, 13335972), (6, 11113310), (10, 6667986), (12, 5556655), (13, 5129220), (15, 4445324), (20, 3333993), (26, 2564610), (30, 2222662), (39, 1709740), (52, 1282305), (60, 1111331), (65, 1025844), (78, 854870), (130, 512922), (156, 427435), (195, 341948), (260, 256461), (390, 170974), (780, 85487)]