201425605

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{523}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 268925184

約数和(自身を除く): 67499579

約数列:

[1, 5, 17, 23, 85, 115, 197, 391, 523, 985, 1955, 2615, 3349, 4531, 8891, 12029, 16745, 22655, 44455, 60145, 77027, 103031, 204493, 385135, 515155, 1022465, 1751527, 2369713, 8757635, 11848565, 40285121, 201425605]

約数ペア:

[(1, 201425605), (5, 40285121), (17, 11848565), (23, 8757635), (85, 2369713), (115, 1751527), (197, 1022465), (391, 515155), (523, 385135), (985, 204493), (1955, 103031), (2615, 77027), (3349, 60145), (4531, 44455), (8891, 22655), (12029, 16745)]