1618836700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{2557}}^1$

素因数の和:3071

約数の個数: 72

約数和(自身を含む): 3792347552

約数和(自身を除く): 2173510852

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 487, 650, 974, 1300, 1948, 2435, 2557, 4870, 5114, 6331, 9740, 10228, 12175, 12662, 12785, 24350, 25324, 25570, 31655, 33241, 48700, 51140, 63310, 63925, 66482, 126620, 127850, 132964, 158275, 166205, 255700, 316550, 332410, 633100, 664820, 831025, 1245259, 1662050, 2490518, 3324100, 4981036, 6226295, 12452590, 16188367, 24905180, 31131475, 32376734, 62262950, 64753468, 80941835, 124525900, 161883670, 323767340, 404709175, 809418350, 1618836700]

約数ペア:

[(1, 1618836700), (2, 809418350), (4, 404709175), (5, 323767340), (10, 161883670), (13, 124525900), (20, 80941835), (25, 64753468), (26, 62262950), (50, 32376734), (52, 31131475), (65, 24905180), (100, 16188367), (130, 12452590), (260, 6226295), (325, 4981036), (487, 3324100), (650, 2490518), (974, 1662050), (1300, 1245259), (1948, 831025), (2435, 664820), (2557, 633100), (4870, 332410), (5114, 316550), (6331, 255700), (9740, 166205), (10228, 158275), (12175, 132964), (12662, 127850), (12785, 126620), (24350, 66482), (25324, 63925), (25570, 63310), (31655, 51140), (33241, 48700)]