2018376250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{811}}^1$

素因数の和:1025

約数の個数: 80

約数和(自身を含む): 4155094944

約数和(自身を除く): 2136718694

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 181, 250, 275, 362, 550, 625, 811, 905, 1250, 1375, 1622, 1810, 1991, 2750, 3982, 4055, 4525, 6875, 8110, 8921, 9050, 9955, 13750, 17842, 19910, 20275, 22625, 40550, 44605, 45250, 49775, 89210, 99550, 101375, 113125, 146791, 202750, 223025, 226250, 248875, 293582, 446050, 497750, 506875, 733955, 1013750, 1115125, 1244375, 1467910, 1614701, 2230250, 2488750, 3229402, 3669775, 5575625, 7339550, 8073505, 11151250, 16147010, 18348875, 36697750, 40367525, 80735050, 91744375, 183488750, 201837625, 403675250, 1009188125, 2018376250]

約数ペア:

[(1, 2018376250), (2, 1009188125), (5, 403675250), (10, 201837625), (11, 183488750), (22, 91744375), (25, 80735050), (50, 40367525), (55, 36697750), (110, 18348875), (125, 16147010), (181, 11151250), (250, 8073505), (275, 7339550), (362, 5575625), (550, 3669775), (625, 3229402), (811, 2488750), (905, 2230250), (1250, 1614701), (1375, 1467910), (1622, 1244375), (1810, 1115125), (1991, 1013750), (2750, 733955), (3982, 506875), (4055, 497750), (4525, 446050), (6875, 293582), (8110, 248875), (8921, 226250), (9050, 223025), (9955, 202750), (13750, 146791), (17842, 113125), (19910, 101375), (20275, 99550), (22625, 89210), (40550, 49775), (44605, 45250)]