145671820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{811}}^1\times {\mathrm{1283}}^1$

素因数の和:2110

約数の個数: 48

約数和(自身を含む): 350316288

約数和(自身を除く): 204644468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 811, 1283, 1622, 2566, 3244, 4055, 5132, 5677, 6415, 8110, 8981, 11354, 12830, 16220, 17962, 22708, 25660, 28385, 35924, 44905, 56770, 89810, 113540, 179620, 1040513, 2081026, 4162052, 5202565, 7283591, 10405130, 14567182, 20810260, 29134364, 36417955, 72835910, 145671820]

約数ペア:

[(1, 145671820), (2, 72835910), (4, 36417955), (5, 29134364), (7, 20810260), (10, 14567182), (14, 10405130), (20, 7283591), (28, 5202565), (35, 4162052), (70, 2081026), (140, 1040513), (811, 179620), (1283, 113540), (1622, 89810), (2566, 56770), (3244, 44905), (4055, 35924), (5132, 28385), (5677, 25660), (6415, 22708), (8110, 17962), (8981, 16220), (11354, 12830)]