20194307525

素因数分解:

$5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{7937}}^1$

素因数の和:8059

約数の個数: 72

約数和(自身を含む): 30521546496

約数和(自身を除く): 10327238971

約数列:

[1, 5, 7, 25, 31, 35, 49, 67, 155, 175, 217, 245, 335, 469, 775, 1085, 1225, 1519, 1675, 2077, 2345, 3283, 5425, 7595, 7937, 10385, 11725, 14539, 16415, 37975, 39685, 51925, 55559, 72695, 82075, 101773, 198425, 246047, 277795, 363475, 388913, 508865, 531779, 1230235, 1388975, 1722329, 1944565, 2544325, 2658895, 3722453, 6151175, 8611645, 9722825, 12056303, 13294475, 16485149, 18612265, 26057171, 43058225, 60281515, 82425745, 93061325, 115396043, 130285855, 301407575, 412128725, 576980215, 651429275, 807772301, 2884901075, 4038861505, 20194307525]

約数ペア:

[(1, 20194307525), (5, 4038861505), (7, 2884901075), (25, 807772301), (31, 651429275), (35, 576980215), (49, 412128725), (67, 301407575), (155, 130285855), (175, 115396043), (217, 93061325), (245, 82425745), (335, 60281515), (469, 43058225), (775, 26057171), (1085, 18612265), (1225, 16485149), (1519, 13294475), (1675, 12056303), (2077, 9722825), (2345, 8611645), (3283, 6151175), (5425, 3722453), (7595, 2658895), (7937, 2544325), (10385, 1944565), (11725, 1722329), (14539, 1388975), (16415, 1230235), (37975, 531779), (39685, 508865), (51925, 388913), (55559, 363475), (72695, 277795), (82075, 246047), (101773, 198425)]