140978890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{8539}}^1$

素因数の和:8686

約数の個数: 32

約数和(自身を含む): 275466240

約数和(自身を除く): 134487350

約数列:

[1, 2, 5, 10, 13, 26, 65, 127, 130, 254, 635, 1270, 1651, 3302, 8255, 8539, 16510, 17078, 42695, 85390, 111007, 222014, 555035, 1084453, 1110070, 2168906, 5422265, 10844530, 14097889, 28195778, 70489445, 140978890]

約数ペア:

[(1, 140978890), (2, 70489445), (5, 28195778), (10, 14097889), (13, 10844530), (26, 5422265), (65, 2168906), (127, 1110070), (130, 1084453), (254, 555035), (635, 222014), (1270, 111007), (1651, 85390), (3302, 42695), (8255, 17078), (8539, 16510)]