82681420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{1709}}^1$

素因数の和:1818

約数の個数: 48

約数和(自身を含む): 180986400

約数和(自身を除く): 98304980

約数列:

[1, 2, 4, 5, 10, 20, 41, 59, 82, 118, 164, 205, 236, 295, 410, 590, 820, 1180, 1709, 2419, 3418, 4838, 6836, 8545, 9676, 12095, 17090, 24190, 34180, 48380, 70069, 100831, 140138, 201662, 280276, 350345, 403324, 504155, 700690, 1008310, 1401380, 2016620, 4134071, 8268142, 16536284, 20670355, 41340710, 82681420]

約数ペア:

[(1, 82681420), (2, 41340710), (4, 20670355), (5, 16536284), (10, 8268142), (20, 4134071), (41, 2016620), (59, 1401380), (82, 1008310), (118, 700690), (164, 504155), (205, 403324), (236, 350345), (295, 280276), (410, 201662), (590, 140138), (820, 100831), (1180, 70069), (1709, 48380), (2419, 34180), (3418, 24190), (4838, 17090), (6836, 12095), (8545, 9676)]