20180138680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{77153}}^1$

素因数の和:77680

約数の個数: 64

約数和(自身を含む): 48995876160

約数和(自身を除く): 28815737480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 503, 520, 1006, 2012, 2515, 4024, 5030, 6539, 10060, 13078, 20120, 26156, 32695, 52312, 65390, 77153, 130780, 154306, 261560, 308612, 385765, 617224, 771530, 1002989, 1543060, 2005978, 3086120, 4011956, 5014945, 8023912, 10029890, 20059780, 38807959, 40119560, 77615918, 155231836, 194039795, 310463672, 388079590, 504503467, 776159180, 1009006934, 1552318360, 2018013868, 2522517335, 4036027736, 5045034670, 10090069340, 20180138680]

約数ペア:

[(1, 20180138680), (2, 10090069340), (4, 5045034670), (5, 4036027736), (8, 2522517335), (10, 2018013868), (13, 1552318360), (20, 1009006934), (26, 776159180), (40, 504503467), (52, 388079590), (65, 310463672), (104, 194039795), (130, 155231836), (260, 77615918), (503, 40119560), (520, 38807959), (1006, 20059780), (2012, 10029890), (2515, 8023912), (4024, 5014945), (5030, 4011956), (6539, 3086120), (10060, 2005978), (13078, 1543060), (20120, 1002989), (26156, 771530), (32695, 617224), (52312, 385765), (65390, 308612), (77153, 261560), (130780, 154306)]