89298820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{8377}}^1$

素因数の和:8440

約数の個数: 48

約数和(自身を含む): 206903088

約数和(自身を除く): 117604268

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 8377, 10660, 16754, 33508, 41885, 83770, 108901, 167540, 217802, 343457, 435604, 544505, 686914, 1089010, 1373828, 1717285, 2178020, 3434570, 4464941, 6869140, 8929882, 17859764, 22324705, 44649410, 89298820]

約数ペア:

[(1, 89298820), (2, 44649410), (4, 22324705), (5, 17859764), (10, 8929882), (13, 6869140), (20, 4464941), (26, 3434570), (41, 2178020), (52, 1717285), (65, 1373828), (82, 1089010), (130, 686914), (164, 544505), (205, 435604), (260, 343457), (410, 217802), (533, 167540), (820, 108901), (1066, 83770), (2132, 41885), (2665, 33508), (5330, 16754), (8377, 10660)]