129645890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{7507}}^1$

素因数の和:7682

約数の個数: 32

約数和(自身を含む): 256233024

約数和(自身を除く): 126587134

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 157, 314, 785, 1570, 1727, 3454, 7507, 8635, 15014, 17270, 37535, 75070, 82577, 165154, 412885, 825770, 1178599, 2357198, 5892995, 11785990, 12964589, 25929178, 64822945, 129645890]

約数ペア:

[(1, 129645890), (2, 64822945), (5, 25929178), (10, 12964589), (11, 11785990), (22, 5892995), (55, 2357198), (110, 1178599), (157, 825770), (314, 412885), (785, 165154), (1570, 82577), (1727, 75070), (3454, 37535), (7507, 17270), (8635, 15014)]