80890071664

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2455381}}^1$

素因数の和:2455489

約数の個数: 40

約数和(自身を含む): 164412378720

約数和(自身を除く): 83522307056

約数列:

[1, 2, 4, 8, 16, 29, 58, 71, 116, 142, 232, 284, 464, 568, 1136, 2059, 4118, 8236, 16472, 32944, 2455381, 4910762, 9821524, 19643048, 39286096, 71206049, 142412098, 174332051, 284824196, 348664102, 569648392, 697328204, 1139296784, 1394656408, 2789312816, 5055629479, 10111258958, 20222517916, 40445035832, 80890071664]

約数ペア:

[(1, 80890071664), (2, 40445035832), (4, 20222517916), (8, 10111258958), (16, 5055629479), (29, 2789312816), (58, 1394656408), (71, 1139296784), (116, 697328204), (142, 569648392), (232, 348664102), (284, 284824196), (464, 174332051), (568, 142412098), (1136, 71206049), (2059, 39286096), (4118, 19643048), (8236, 9821524), (16472, 4910762), (32944, 2455381)]