71784076

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{991}}^1$

素因数の和:1214

約数の個数: 48

約数和(自身を含む): 155545600

約数和(自身を除く): 83761524

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 199, 364, 398, 796, 991, 1393, 1982, 2587, 2786, 3964, 5174, 5572, 6937, 10348, 12883, 13874, 18109, 25766, 27748, 36218, 51532, 72436, 90181, 180362, 197209, 360724, 394418, 788836, 1380463, 2563717, 2760926, 5127434, 5521852, 10254868, 17946019, 35892038, 71784076]

約数ペア:

[(1, 71784076), (2, 35892038), (4, 17946019), (7, 10254868), (13, 5521852), (14, 5127434), (26, 2760926), (28, 2563717), (52, 1380463), (91, 788836), (182, 394418), (199, 360724), (364, 197209), (398, 180362), (796, 90181), (991, 72436), (1393, 51532), (1982, 36218), (2587, 27748), (2786, 25766), (3964, 18109), (5174, 13874), (5572, 12883), (6937, 10348)]