804555920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{9151}}^1$

素因数の和:9328

約数の個数: 80

約数和(自身を含む): 2151671808

約数和(自身を除く): 1347115888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 157, 280, 314, 560, 628, 785, 1099, 1256, 1570, 2198, 2512, 3140, 4396, 5495, 6280, 8792, 9151, 10990, 12560, 17584, 18302, 21980, 36604, 43960, 45755, 64057, 73208, 87920, 91510, 128114, 146416, 183020, 256228, 320285, 366040, 512456, 640570, 732080, 1024912, 1281140, 1436707, 2562280, 2873414, 5124560, 5746828, 7183535, 10056949, 11493656, 14367070, 20113898, 22987312, 28734140, 40227796, 50284745, 57468280, 80455592, 100569490, 114936560, 160911184, 201138980, 402277960, 804555920]

約数ペア:

[(1, 804555920), (2, 402277960), (4, 201138980), (5, 160911184), (7, 114936560), (8, 100569490), (10, 80455592), (14, 57468280), (16, 50284745), (20, 40227796), (28, 28734140), (35, 22987312), (40, 20113898), (56, 14367070), (70, 11493656), (80, 10056949), (112, 7183535), (140, 5746828), (157, 5124560), (280, 2873414), (314, 2562280), (560, 1436707), (628, 1281140), (785, 1024912), (1099, 732080), (1256, 640570), (1570, 512456), (2198, 366040), (2512, 320285), (3140, 256228), (4396, 183020), (5495, 146416), (6280, 128114), (8792, 91510), (9151, 87920), (10990, 73208), (12560, 64057), (17584, 45755), (18302, 43960), (21980, 36604)]