80266140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{49547}}^1$

素因数の和:49568

約数の個数: 60

約数和(自身を含む): 251802936

約数和(自身を除く): 171536796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 49547, 99094, 148641, 198188, 247735, 297282, 445923, 495470, 594564, 743205, 891846, 990940, 1337769, 1486410, 1783692, 2229615, 2675538, 2972820, 4013307, 4459230, 5351076, 6688845, 8026614, 8918460, 13377690, 16053228, 20066535, 26755380, 40133070, 80266140]

約数ペア:

[(1, 80266140), (2, 40133070), (3, 26755380), (4, 20066535), (5, 16053228), (6, 13377690), (9, 8918460), (10, 8026614), (12, 6688845), (15, 5351076), (18, 4459230), (20, 4013307), (27, 2972820), (30, 2675538), (36, 2229615), (45, 1783692), (54, 1486410), (60, 1337769), (81, 990940), (90, 891846), (108, 743205), (135, 594564), (162, 495470), (180, 445923), (270, 297282), (324, 247735), (405, 198188), (540, 148641), (810, 99094), (1620, 49547)]