13255840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6373}}^1$

素因数の和:6401

約数の個数: 48

約数和(自身を含む): 33731208

約数和(自身を除く): 20475368

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 6373, 12746, 25492, 31865, 50984, 63730, 82849, 101968, 127460, 165698, 203936, 254920, 331396, 414245, 509840, 662792, 828490, 1019680, 1325584, 1656980, 2651168, 3313960, 6627920, 13255840]

約数ペア:

[(1, 13255840), (2, 6627920), (4, 3313960), (5, 2651168), (8, 1656980), (10, 1325584), (13, 1019680), (16, 828490), (20, 662792), (26, 509840), (32, 414245), (40, 331396), (52, 254920), (65, 203936), (80, 165698), (104, 127460), (130, 101968), (160, 82849), (208, 63730), (260, 50984), (416, 31865), (520, 25492), (1040, 12746), (2080, 6373)]