206475190

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{8431}}^1$

素因数の和:8548

約数の個数: 32

約数和(自身を含む): 388546560

約数和(自身を除く): 182071370

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 790, 2449, 4898, 8431, 12245, 16862, 24490, 42155, 84310, 261361, 522722, 666049, 1306805, 1332098, 2613610, 3330245, 6660490, 20647519, 41295038, 103237595, 206475190]

約数ペア:

[(1, 206475190), (2, 103237595), (5, 41295038), (10, 20647519), (31, 6660490), (62, 3330245), (79, 2613610), (155, 1332098), (158, 1306805), (310, 666049), (395, 522722), (790, 261361), (2449, 84310), (4898, 42155), (8431, 24490), (12245, 16862)]