72505784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{4679}}^1$

素因数の和:4847

約数の個数: 32

約数和(自身を含む): 147420000

約数和(自身を除く): 74914216

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 149, 298, 596, 1192, 1937, 3874, 4679, 7748, 9358, 15496, 18716, 37432, 60827, 121654, 243308, 486616, 697171, 1394342, 2788684, 5577368, 9063223, 18126446, 36252892, 72505784]

約数ペア:

[(1, 72505784), (2, 36252892), (4, 18126446), (8, 9063223), (13, 5577368), (26, 2788684), (52, 1394342), (104, 697171), (149, 486616), (298, 243308), (596, 121654), (1192, 60827), (1937, 37432), (3874, 18716), (4679, 15496), (7748, 9358)]