12655600

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1091}}^1$

素因数の和:1138

約数の個数: 60

約数和(自身を含む): 31482360

約数和(自身を除く): 18826760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 80, 100, 116, 145, 200, 232, 290, 400, 464, 580, 725, 1091, 1160, 1450, 2182, 2320, 2900, 4364, 5455, 5800, 8728, 10910, 11600, 17456, 21820, 27275, 31639, 43640, 54550, 63278, 87280, 109100, 126556, 158195, 218200, 253112, 316390, 436400, 506224, 632780, 790975, 1265560, 1581950, 2531120, 3163900, 6327800, 12655600]

約数ペア:

[(1, 12655600), (2, 6327800), (4, 3163900), (5, 2531120), (8, 1581950), (10, 1265560), (16, 790975), (20, 632780), (25, 506224), (29, 436400), (40, 316390), (50, 253112), (58, 218200), (80, 158195), (100, 126556), (116, 109100), (145, 87280), (200, 63278), (232, 54550), (290, 43640), (400, 31639), (464, 27275), (580, 21820), (725, 17456), (1091, 11600), (1160, 10910), (1450, 8728), (2182, 5800), (2320, 5455), (2900, 4364)]