87690189380

素因数分解:

$2^2\times 5^1\times {\mathrm{83813}}^1\times {\mathrm{52313}}^1$

素因数の和:136135

約数の個数: 24

約数和(自身を含む): 184155115032

約数和(自身を除く): 96464925652

約数列:

[1, 2, 4, 5, 10, 20, 52313, 83813, 104626, 167626, 209252, 261565, 335252, 419065, 523130, 838130, 1046260, 1676260, 4384509469, 8769018938, 17538037876, 21922547345, 43845094690, 87690189380]

約数ペア:

[(1, 87690189380), (2, 43845094690), (4, 21922547345), (5, 17538037876), (10, 8769018938), (20, 4384509469), (52313, 1676260), (83813, 1046260), (104626, 838130), (167626, 523130), (209252, 419065), (261565, 335252)]