16545654320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{379}}^1\times {\mathrm{3229}}^1$

素因数の和:3647

約数の個数: 120

約数和(自身を含む): 41778241200

約数和(自身を除く): 25232586880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 379, 520, 676, 758, 845, 1040, 1352, 1516, 1690, 1895, 2704, 3032, 3229, 3380, 3790, 4927, 6064, 6458, 6760, 7580, 9854, 12916, 13520, 15160, 16145, 19708, 24635, 25832, 30320, 32290, 39416, 41977, 49270, 51664, 64051, 64580, 78832, 83954, 98540, 128102, 129160, 167908, 197080, 209885, 256204, 258320, 320255, 335816, 394160, 419770, 512408, 545701, 640510, 671632, 839540, 1024816, 1091402, 1223791, 1281020, 1679080, 2182804, 2447582, 2562040, 2728505, 3358160, 4365608, 4895164, 5124080, 5457010, 6118955, 8731216, 9790328, 10914020, 12237910, 15909283, 19580656, 21828040, 24475820, 31818566, 43656080, 48951640, 63637132, 79546415, 97903280, 127274264, 159092830, 206820679, 254548528, 318185660, 413641358, 636371320, 827282716, 1034103395, 1272742640, 1654565432, 2068206790, 3309130864, 4136413580, 8272827160, 16545654320]

約数ペア:

[(1, 16545654320), (2, 8272827160), (4, 4136413580), (5, 3309130864), (8, 2068206790), (10, 1654565432), (13, 1272742640), (16, 1034103395), (20, 827282716), (26, 636371320), (40, 413641358), (52, 318185660), (65, 254548528), (80, 206820679), (104, 159092830), (130, 127274264), (169, 97903280), (208, 79546415), (260, 63637132), (338, 48951640), (379, 43656080), (520, 31818566), (676, 24475820), (758, 21828040), (845, 19580656), (1040, 15909283), (1352, 12237910), (1516, 10914020), (1690, 9790328), (1895, 8731216), (2704, 6118955), (3032, 5457010), (3229, 5124080), (3380, 4895164), (3790, 4365608), (4927, 3358160), (6064, 2728505), (6458, 2562040), (6760, 2447582), (7580, 2182804), (9854, 1679080), (12916, 1281020), (13520, 1223791), (15160, 1091402), (16145, 1024816), (19708, 839540), (24635, 671632), (25832, 640510), (30320, 545701), (32290, 512408), (39416, 419770), (41977, 394160), (49270, 335816), (51664, 320255), (64051, 258320), (64580, 256204), (78832, 209885), (83954, 197080), (98540, 167908), (128102, 129160)]