202128215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{971}}^1$

素因数の和:1103

約数の個数: 32

約数和(自身を含む): 268738560

約数和(自身を除く): 66610345

約数列:

[1, 5, 17, 31, 79, 85, 155, 395, 527, 971, 1343, 2449, 2635, 4855, 6715, 12245, 16507, 30101, 41633, 76709, 82535, 150505, 208165, 383545, 511717, 1304053, 2377979, 2558585, 6520265, 11889895, 40425643, 202128215]

約数ペア:

[(1, 202128215), (5, 40425643), (17, 11889895), (31, 6520265), (79, 2558585), (85, 2377979), (155, 1304053), (395, 511717), (527, 383545), (971, 208165), (1343, 150505), (2449, 82535), (2635, 76709), (4855, 41633), (6715, 30101), (12245, 16507)]