81755804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1237}}^1$

素因数の和:1326

約数の個数: 48

約数和(自身を含む): 163059456

約数和(自身を除く): 81303652

約数列:

[1, 2, 4, 13, 26, 31, 41, 52, 62, 82, 124, 164, 403, 533, 806, 1066, 1237, 1271, 1612, 2132, 2474, 2542, 4948, 5084, 16081, 16523, 32162, 33046, 38347, 50717, 64324, 66092, 76694, 101434, 153388, 202868, 498511, 659321, 997022, 1318642, 1572227, 1994044, 2637284, 3144454, 6288908, 20438951, 40877902, 81755804]

約数ペア:

[(1, 81755804), (2, 40877902), (4, 20438951), (13, 6288908), (26, 3144454), (31, 2637284), (41, 1994044), (52, 1572227), (62, 1318642), (82, 997022), (124, 659321), (164, 498511), (403, 202868), (533, 153388), (806, 101434), (1066, 76694), (1237, 66092), (1271, 64324), (1612, 50717), (2132, 38347), (2474, 33046), (2542, 32162), (4948, 16523), (5084, 16081)]