80261580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{191099}}^1$

素因数の和:191118

約数の個数: 48

約数和(自身を含む): 256838400

約数和(自身を除く): 176576820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 191099, 382198, 573297, 764396, 955495, 1146594, 1337693, 1910990, 2293188, 2675386, 2866485, 3821980, 4013079, 5350772, 5732970, 6688465, 8026158, 11465940, 13376930, 16052316, 20065395, 26753860, 40130790, 80261580]

約数ペア:

[(1, 80261580), (2, 40130790), (3, 26753860), (4, 20065395), (5, 16052316), (6, 13376930), (7, 11465940), (10, 8026158), (12, 6688465), (14, 5732970), (15, 5350772), (20, 4013079), (21, 3821980), (28, 2866485), (30, 2675386), (35, 2293188), (42, 1910990), (60, 1337693), (70, 1146594), (84, 955495), (105, 764396), (140, 573297), (210, 382198), (420, 191099)]