163293740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{3931}}^1$

素因数の和:4038

約数の個数: 48

約数和(自身を含む): 359353344

約数和(自身を除く): 196059604

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 67, 124, 134, 155, 268, 310, 335, 620, 670, 1340, 2077, 3931, 4154, 7862, 8308, 10385, 15724, 19655, 20770, 39310, 41540, 78620, 121861, 243722, 263377, 487444, 526754, 609305, 1053508, 1218610, 1316885, 2437220, 2633770, 5267540, 8164687, 16329374, 32658748, 40823435, 81646870, 163293740]

約数ペア:

[(1, 163293740), (2, 81646870), (4, 40823435), (5, 32658748), (10, 16329374), (20, 8164687), (31, 5267540), (62, 2633770), (67, 2437220), (124, 1316885), (134, 1218610), (155, 1053508), (268, 609305), (310, 526754), (335, 487444), (620, 263377), (670, 243722), (1340, 121861), (2077, 78620), (3931, 41540), (4154, 39310), (7862, 20770), (8308, 19655), (10385, 15724)]