81562008

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{1361}}^1$

素因数の和:1608

約数の個数: 64

約数和(自身を含む): 223585920

約数和(自身を除く): 142023912

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 227, 264, 454, 681, 908, 1361, 1362, 1816, 2497, 2722, 2724, 4083, 4994, 5444, 5448, 7491, 8166, 9988, 10888, 14971, 14982, 16332, 19976, 29942, 29964, 32664, 44913, 59884, 59928, 89826, 119768, 179652, 308947, 359304, 617894, 926841, 1235788, 1853682, 2471576, 3398417, 3707364, 6796834, 7414728, 10195251, 13593668, 20390502, 27187336, 40781004, 81562008]

約数ペア:

[(1, 81562008), (2, 40781004), (3, 27187336), (4, 20390502), (6, 13593668), (8, 10195251), (11, 7414728), (12, 6796834), (22, 3707364), (24, 3398417), (33, 2471576), (44, 1853682), (66, 1235788), (88, 926841), (132, 617894), (227, 359304), (264, 308947), (454, 179652), (681, 119768), (908, 89826), (1361, 59928), (1362, 59884), (1816, 44913), (2497, 32664), (2722, 29964), (2724, 29942), (4083, 19976), (4994, 16332), (5444, 14982), (5448, 14971), (7491, 10888), (8166, 9988)]