201217291280

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{31838179}}^1$

素因数の和:31838271

約数の個数: 40

約数和(自身を含む): 473752118400

約数和(自身を除く): 272534827120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 31838179, 63676358, 127352716, 159190895, 254705432, 318381790, 509410864, 636763580, 1273527160, 2515216141, 2547054320, 5030432282, 10060864564, 12576080705, 20121729128, 25152161410, 40243458256, 50304322820, 100608645640, 201217291280]

約数ペア:

[(1, 201217291280), (2, 100608645640), (4, 50304322820), (5, 40243458256), (8, 25152161410), (10, 20121729128), (16, 12576080705), (20, 10060864564), (40, 5030432282), (79, 2547054320), (80, 2515216141), (158, 1273527160), (316, 636763580), (395, 509410864), (632, 318381790), (790, 254705432), (1264, 159190895), (1580, 127352716), (3160, 63676358), (6320, 31838179)]