83178890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{1069}}^1$

素因数の和:1358

約数の個数: 32

約数和(自身を含む): 155312640

約数和(自身を除く): 72133750

約数列:

[1, 2, 5, 10, 31, 62, 155, 251, 310, 502, 1069, 1255, 2138, 2510, 5345, 7781, 10690, 15562, 33139, 38905, 66278, 77810, 165695, 268319, 331390, 536638, 1341595, 2683190, 8317889, 16635778, 41589445, 83178890]

約数ペア:

[(1, 83178890), (2, 41589445), (5, 16635778), (10, 8317889), (31, 2683190), (62, 1341595), (155, 536638), (251, 331390), (310, 268319), (502, 165695), (1069, 77810), (1255, 66278), (2138, 38905), (2510, 33139), (5345, 15562), (7781, 10690)]