81676128

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:628

約数の個数: 96

約数和(自身を含む): 227308032

約数和(自身を除く): 145631904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 71, 92, 96, 138, 142, 184, 213, 276, 284, 368, 426, 521, 552, 568, 736, 852, 1042, 1104, 1136, 1563, 1633, 1704, 2084, 2208, 2272, 3126, 3266, 3408, 4168, 4899, 6252, 6532, 6816, 8336, 9798, 11983, 12504, 13064, 16672, 19596, 23966, 25008, 26128, 35949, 36991, 39192, 47932, 50016, 52256, 71898, 73982, 78384, 95864, 110973, 143796, 147964, 156768, 191728, 221946, 287592, 295928, 383456, 443892, 575184, 591856, 850793, 887784, 1150368, 1183712, 1701586, 1775568, 2552379, 3403172, 3551136, 5104758, 6806344, 10209516, 13612688, 20419032, 27225376, 40838064, 81676128]

約数ペア:

[(1, 81676128), (2, 40838064), (3, 27225376), (4, 20419032), (6, 13612688), (8, 10209516), (12, 6806344), (16, 5104758), (23, 3551136), (24, 3403172), (32, 2552379), (46, 1775568), (48, 1701586), (69, 1183712), (71, 1150368), (92, 887784), (96, 850793), (138, 591856), (142, 575184), (184, 443892), (213, 383456), (276, 295928), (284, 287592), (368, 221946), (426, 191728), (521, 156768), (552, 147964), (568, 143796), (736, 110973), (852, 95864), (1042, 78384), (1104, 73982), (1136, 71898), (1563, 52256), (1633, 50016), (1704, 47932), (2084, 39192), (2208, 36991), (2272, 35949), (3126, 26128), (3266, 25008), (3408, 23966), (4168, 19596), (4899, 16672), (6252, 13064), (6532, 12504), (6816, 11983), (8336, 9798)]