157067982920

素因数分解:

$2^3\times 5^1\times {\mathrm{7211}}^1\times {\mathrm{544543}}^1$

素因数の和:551765

約数の個数: 32

約数和(自身を含む): 353452619520

約数和(自身を除く): 196384636600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 7211, 14422, 28844, 36055, 57688, 72110, 144220, 288440, 544543, 1089086, 2178172, 2722715, 4356344, 5445430, 10890860, 21781720, 3926699573, 7853399146, 15706798292, 19633497865, 31413596584, 39266995730, 78533991460, 157067982920]

約数ペア:

[(1, 157067982920), (2, 78533991460), (4, 39266995730), (5, 31413596584), (8, 19633497865), (10, 15706798292), (20, 7853399146), (40, 3926699573), (7211, 21781720), (14422, 10890860), (28844, 5445430), (36055, 4356344), (57688, 2722715), (72110, 2178172), (144220, 1089086), (288440, 544543)]