4002553300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{3187}}^1$

素因数の和:3881

約数の個数: 72

約数和(自身を含む): 9159379040

約数和(自身を除く): 5156825740

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 661, 950, 1322, 1900, 2644, 3187, 3305, 6374, 6610, 12559, 12748, 13220, 15935, 16525, 25118, 31870, 33050, 50236, 60553, 62795, 63740, 66100, 79675, 121106, 125590, 159350, 242212, 251180, 302765, 313975, 318700, 605530, 627950, 1211060, 1255900, 1513825, 2106607, 3027650, 4213214, 6055300, 8426428, 10533035, 21066070, 40025533, 42132140, 52665175, 80051066, 105330350, 160102132, 200127665, 210660700, 400255330, 800510660, 1000638325, 2001276650, 4002553300]

約数ペア:

[(1, 4002553300), (2, 2001276650), (4, 1000638325), (5, 800510660), (10, 400255330), (19, 210660700), (20, 200127665), (25, 160102132), (38, 105330350), (50, 80051066), (76, 52665175), (95, 42132140), (100, 40025533), (190, 21066070), (380, 10533035), (475, 8426428), (661, 6055300), (950, 4213214), (1322, 3027650), (1900, 2106607), (2644, 1513825), (3187, 1255900), (3305, 1211060), (6374, 627950), (6610, 605530), (12559, 318700), (12748, 313975), (13220, 302765), (15935, 251180), (16525, 242212), (25118, 159350), (31870, 125590), (33050, 121106), (50236, 79675), (60553, 66100), (62795, 63740)]