259305280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{751}}^1$

素因数の和:864

約数の個数: 112

約数和(自身を含む): 673876224

約数和(自身を除く): 414570944

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 83, 104, 130, 160, 166, 208, 260, 320, 332, 415, 416, 520, 664, 751, 830, 832, 1040, 1079, 1328, 1502, 1660, 2080, 2158, 2656, 3004, 3320, 3755, 4160, 4316, 5312, 5395, 6008, 6640, 7510, 8632, 9763, 10790, 12016, 13280, 15020, 17264, 19526, 21580, 24032, 26560, 30040, 34528, 39052, 43160, 48064, 48815, 60080, 62333, 69056, 78104, 86320, 97630, 120160, 124666, 156208, 172640, 195260, 240320, 249332, 311665, 312416, 345280, 390520, 498664, 623330, 624832, 781040, 810329, 997328, 1246660, 1562080, 1620658, 1994656, 2493320, 3124160, 3241316, 3989312, 4051645, 4986640, 6482632, 8103290, 9973280, 12965264, 16206580, 19946560, 25930528, 32413160, 51861056, 64826320, 129652640, 259305280]

約数ペア:

[(1, 259305280), (2, 129652640), (4, 64826320), (5, 51861056), (8, 32413160), (10, 25930528), (13, 19946560), (16, 16206580), (20, 12965264), (26, 9973280), (32, 8103290), (40, 6482632), (52, 4986640), (64, 4051645), (65, 3989312), (80, 3241316), (83, 3124160), (104, 2493320), (130, 1994656), (160, 1620658), (166, 1562080), (208, 1246660), (260, 997328), (320, 810329), (332, 781040), (415, 624832), (416, 623330), (520, 498664), (664, 390520), (751, 345280), (830, 312416), (832, 311665), (1040, 249332), (1079, 240320), (1328, 195260), (1502, 172640), (1660, 156208), (2080, 124666), (2158, 120160), (2656, 97630), (3004, 86320), (3320, 78104), (3755, 69056), (4160, 62333), (4316, 60080), (5312, 48815), (5395, 48064), (6008, 43160), (6640, 39052), (7510, 34528), (8632, 30040), (9763, 26560), (10790, 24032), (12016, 21580), (13280, 19526), (15020, 17264)]