180731410

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{3329}}^1$

素因数の和:3486

約数の個数: 32

約数和(自身を含む): 334465200

約数和(自身を除く): 153733790

約数列:

[1, 2, 5, 10, 61, 89, 122, 178, 305, 445, 610, 890, 3329, 5429, 6658, 10858, 16645, 27145, 33290, 54290, 203069, 296281, 406138, 592562, 1015345, 1481405, 2030690, 2962810, 18073141, 36146282, 90365705, 180731410]

約数ペア:

[(1, 180731410), (2, 90365705), (5, 36146282), (10, 18073141), (61, 2962810), (89, 2030690), (122, 1481405), (178, 1015345), (305, 592562), (445, 406138), (610, 296281), (890, 203069), (3329, 54290), (5429, 33290), (6658, 27145), (10858, 16645)]