254277200

素因数分解:

$2^4\times 5^2\times {\mathrm{157}}^1\times {\mathrm{4049}}^1$

素因数の和:4224

約数の個数: 60

約数和(自身を含む): 614943900

約数和(自身を除く): 360666700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 157, 200, 314, 400, 628, 785, 1256, 1570, 2512, 3140, 3925, 4049, 6280, 7850, 8098, 12560, 15700, 16196, 20245, 31400, 32392, 40490, 62800, 64784, 80980, 101225, 161960, 202450, 323920, 404900, 635693, 809800, 1271386, 1619600, 2542772, 3178465, 5085544, 6356930, 10171088, 12713860, 15892325, 25427720, 31784650, 50855440, 63569300, 127138600, 254277200]

約数ペア:

[(1, 254277200), (2, 127138600), (4, 63569300), (5, 50855440), (8, 31784650), (10, 25427720), (16, 15892325), (20, 12713860), (25, 10171088), (40, 6356930), (50, 5085544), (80, 3178465), (100, 2542772), (157, 1619600), (200, 1271386), (314, 809800), (400, 635693), (628, 404900), (785, 323920), (1256, 202450), (1570, 161960), (2512, 101225), (3140, 80980), (3925, 64784), (4049, 62800), (6280, 40490), (7850, 32392), (8098, 31400), (12560, 20245), (15700, 16196)]