78769860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{100987}}^1$

素因数の和:101012

約数の個数: 48

約数和(自身を含む): 237523776

約数和(自身を除く): 158753916

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, 100987, 201974, 302961, 403948, 504935, 605922, 1009870, 1211844, 1312831, 1514805, 2019740, 2625662, 3029610, 3938493, 5251324, 6059220, 6564155, 7876986, 13128310, 15753972, 19692465, 26256620, 39384930, 78769860]

約数ペア:

[(1, 78769860), (2, 39384930), (3, 26256620), (4, 19692465), (5, 15753972), (6, 13128310), (10, 7876986), (12, 6564155), (13, 6059220), (15, 5251324), (20, 3938493), (26, 3029610), (30, 2625662), (39, 2019740), (52, 1514805), (60, 1312831), (65, 1211844), (78, 1009870), (130, 605922), (156, 504935), (195, 403948), (260, 302961), (390, 201974), (780, 100987)]