195555680

素因数分解:

$2^5\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2917}}^1$

素因数の和:3351

約数の個数: 48

約数和(自身を含む): 463261680

約数和(自身を除く): 267706000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 419, 838, 1676, 2095, 2917, 3352, 4190, 5834, 6704, 8380, 11668, 13408, 14585, 16760, 23336, 29170, 33520, 46672, 58340, 67040, 93344, 116680, 233360, 466720, 1222223, 2444446, 4888892, 6111115, 9777784, 12222230, 19555568, 24444460, 39111136, 48888920, 97777840, 195555680]

約数ペア:

[(1, 195555680), (2, 97777840), (4, 48888920), (5, 39111136), (8, 24444460), (10, 19555568), (16, 12222230), (20, 9777784), (32, 6111115), (40, 4888892), (80, 2444446), (160, 1222223), (419, 466720), (838, 233360), (1676, 116680), (2095, 93344), (2917, 67040), (3352, 58340), (4190, 46672), (5834, 33520), (6704, 29170), (8380, 23336), (11668, 16760), (13408, 14585)]