199604195

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 295094016

約数和(自身を除く): 95489821

約数列:

[1, 5, 7, 31, 35, 41, 49, 155, 205, 217, 245, 287, 641, 1085, 1271, 1435, 1519, 2009, 3205, 4487, 6355, 7595, 8897, 10045, 19871, 22435, 26281, 31409, 44485, 62279, 99355, 131405, 139097, 157045, 183967, 311395, 695485, 814711, 919835, 973679, 1287769, 4073555, 4868395, 5702977, 6438845, 28514885, 39920839, 199604195]

約数ペア:

[(1, 199604195), (5, 39920839), (7, 28514885), (31, 6438845), (35, 5702977), (41, 4868395), (49, 4073555), (155, 1287769), (205, 973679), (217, 919835), (245, 814711), (287, 695485), (641, 311395), (1085, 183967), (1271, 157045), (1435, 139097), (1519, 131405), (2009, 99355), (3205, 62279), (4487, 44485), (6355, 31409), (7595, 26281), (8897, 22435), (10045, 19871)]