198244225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 275982336

約数和(自身を除く): 77738111

約数列:

[1, 5, 17, 25, 31, 41, 85, 155, 205, 367, 425, 527, 697, 775, 1025, 1271, 1835, 2635, 3485, 6239, 6355, 9175, 11377, 13175, 15047, 17425, 21607, 31195, 31775, 56885, 75235, 108035, 155975, 193409, 255799, 284425, 376175, 466457, 540175, 967045, 1278995, 2332285, 4835225, 6394975, 7929769, 11661425, 39648845, 198244225]

約数ペア:

[(1, 198244225), (5, 39648845), (17, 11661425), (25, 7929769), (31, 6394975), (41, 4835225), (85, 2332285), (155, 1278995), (205, 967045), (367, 540175), (425, 466457), (527, 376175), (697, 284425), (775, 255799), (1025, 193409), (1271, 155975), (1835, 108035), (2635, 75235), (3485, 56885), (6239, 31775), (6355, 31195), (9175, 21607), (11377, 17425), (13175, 15047)]