20152506850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{8317}}^1$

素因数の和:8409

約数の個数: 144

約数和(自身を含む): 46562966208

約数和(自身を除く): 26410459358

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 43, 46, 49, 50, 70, 86, 98, 115, 161, 175, 215, 230, 245, 301, 322, 350, 430, 490, 575, 602, 805, 989, 1075, 1127, 1150, 1225, 1505, 1610, 1978, 2107, 2150, 2254, 2450, 3010, 4025, 4214, 4945, 5635, 6923, 7525, 8050, 8317, 9890, 10535, 11270, 13846, 15050, 16634, 21070, 24725, 28175, 34615, 41585, 48461, 49450, 52675, 56350, 58219, 69230, 83170, 96922, 105350, 116438, 173075, 191291, 207925, 242305, 291095, 346150, 357631, 382582, 407533, 415850, 484610, 582190, 715262, 815066, 956455, 1211525, 1339037, 1455475, 1788155, 1912910, 2037665, 2423050, 2503417, 2678074, 2910950, 3576310, 4075330, 4782275, 5006834, 6695185, 8225513, 8940775, 9373259, 9564550, 10188325, 12517085, 13390370, 16451026, 17523919, 17881550, 18746518, 20376650, 25034170, 33475925, 35047838, 41127565, 46866295, 57578591, 62585425, 66951850, 82255130, 87619595, 93732590, 115157182, 125170850, 175239190, 205637825, 234331475, 287892955, 403050137, 411275650, 438097975, 468662950, 575785910, 806100274, 876195950, 1439464775, 2015250685, 2878929550, 4030501370, 10076253425, 20152506850]

約数ペア:

[(1, 20152506850), (2, 10076253425), (5, 4030501370), (7, 2878929550), (10, 2015250685), (14, 1439464775), (23, 876195950), (25, 806100274), (35, 575785910), (43, 468662950), (46, 438097975), (49, 411275650), (50, 403050137), (70, 287892955), (86, 234331475), (98, 205637825), (115, 175239190), (161, 125170850), (175, 115157182), (215, 93732590), (230, 87619595), (245, 82255130), (301, 66951850), (322, 62585425), (350, 57578591), (430, 46866295), (490, 41127565), (575, 35047838), (602, 33475925), (805, 25034170), (989, 20376650), (1075, 18746518), (1127, 17881550), (1150, 17523919), (1225, 16451026), (1505, 13390370), (1610, 12517085), (1978, 10188325), (2107, 9564550), (2150, 9373259), (2254, 8940775), (2450, 8225513), (3010, 6695185), (4025, 5006834), (4214, 4782275), (4945, 4075330), (5635, 3576310), (6923, 2910950), (7525, 2678074), (8050, 2503417), (8317, 2423050), (9890, 2037665), (10535, 1912910), (11270, 1788155), (13846, 1455475), (15050, 1339037), (16634, 1211525), (21070, 956455), (24725, 815066), (28175, 715262), (34615, 582190), (41585, 484610), (48461, 415850), (49450, 407533), (52675, 382582), (56350, 357631), (58219, 346150), (69230, 291095), (83170, 242305), (96922, 207925), (105350, 191291), (116438, 173075)]