205858045160

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1\times {\mathrm{270311}}^1$

素因数の和:270642

約数の個数: 64

約数和(自身を含む): 470991628800

約数和(自身を除く): 265133583640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 241, 316, 395, 482, 632, 790, 964, 1205, 1580, 1928, 2410, 3160, 4820, 9640, 19039, 38078, 76156, 95195, 152312, 190390, 270311, 380780, 540622, 761560, 1081244, 1351555, 2162488, 2703110, 5406220, 10812440, 21354569, 42709138, 65144951, 85418276, 106772845, 130289902, 170836552, 213545690, 260579804, 325724755, 427091380, 521159608, 651449510, 854182760, 1302899020, 2605798040, 5146451129, 10292902258, 20585804516, 25732255645, 41171609032, 51464511290, 102929022580, 205858045160]

約数ペア:

[(1, 205858045160), (2, 102929022580), (4, 51464511290), (5, 41171609032), (8, 25732255645), (10, 20585804516), (20, 10292902258), (40, 5146451129), (79, 2605798040), (158, 1302899020), (241, 854182760), (316, 651449510), (395, 521159608), (482, 427091380), (632, 325724755), (790, 260579804), (964, 213545690), (1205, 170836552), (1580, 130289902), (1928, 106772845), (2410, 85418276), (3160, 65144951), (4820, 42709138), (9640, 21354569), (19039, 10812440), (38078, 5406220), (76156, 2703110), (95195, 2162488), (152312, 1351555), (190390, 1081244), (270311, 761560), (380780, 540622)]