109350020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13567}}^1$

素因数の和:13620

約数の個数: 48

約数和(自身を含む): 255295488

約数和(自身を除く): 145945468

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 13567, 27134, 54268, 67835, 135670, 176371, 271340, 352742, 420577, 705484, 841154, 881855, 1682308, 1763710, 2102885, 3527420, 4205770, 5467501, 8411540, 10935002, 21870004, 27337505, 54675010, 109350020]

約数ペア:

[(1, 109350020), (2, 54675010), (4, 27337505), (5, 21870004), (10, 10935002), (13, 8411540), (20, 5467501), (26, 4205770), (31, 3527420), (52, 2102885), (62, 1763710), (65, 1682308), (124, 881855), (130, 841154), (155, 705484), (260, 420577), (310, 352742), (403, 271340), (620, 176371), (806, 135670), (1612, 67835), (2015, 54268), (4030, 27134), (8060, 13567)]