84421870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:445

約数の個数: 64

約数和(自身を含む): 171714816

約数和(自身を除く): 87292946

約数列:

[1, 2, 5, 10, 13, 26, 41, 47, 65, 82, 94, 130, 205, 235, 337, 410, 470, 533, 611, 674, 1066, 1222, 1685, 1927, 2665, 3055, 3370, 3854, 4381, 5330, 6110, 8762, 9635, 13817, 15839, 19270, 21905, 25051, 27634, 31678, 43810, 50102, 69085, 79195, 125255, 138170, 158390, 179621, 205907, 250510, 359242, 411814, 649399, 898105, 1029535, 1298798, 1796210, 2059070, 3246995, 6493990, 8442187, 16884374, 42210935, 84421870]

約数ペア:

[(1, 84421870), (2, 42210935), (5, 16884374), (10, 8442187), (13, 6493990), (26, 3246995), (41, 2059070), (47, 1796210), (65, 1298798), (82, 1029535), (94, 898105), (130, 649399), (205, 411814), (235, 359242), (337, 250510), (410, 205907), (470, 179621), (533, 158390), (611, 138170), (674, 125255), (1066, 79195), (1222, 69085), (1685, 50102), (1927, 43810), (2665, 31678), (3055, 27634), (3370, 25051), (3854, 21905), (4381, 19270), (5330, 15839), (6110, 13817), (8762, 9635)]