20130744105

素因数分解:

$3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1031}}^1\times {\mathrm{1303}}^1$

素因数の和:2388

約数の個数: 80

約数和(自身を含む): 37125944064

約数和(自身を除く): 16995199959

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 81, 111, 135, 185, 333, 405, 555, 999, 1031, 1303, 1665, 2997, 3093, 3909, 4995, 5155, 6515, 9279, 11727, 14985, 15465, 19545, 27837, 35181, 38147, 46395, 48211, 58635, 83511, 105543, 114441, 139185, 144633, 175905, 190735, 241055, 343323, 417555, 433899, 527715, 572205, 723165, 1029969, 1301697, 1343393, 1716615, 2169495, 3089907, 3905091, 4030179, 5149845, 6508485, 6716965, 12090537, 15449535, 19525455, 20150895, 36271611, 49705541, 60452685, 108814833, 149116623, 181358055, 248527705, 447349869, 544074165, 745583115, 1342049607, 2236749345, 4026148821, 6710248035, 20130744105]

約数ペア:

[(1, 20130744105), (3, 6710248035), (5, 4026148821), (9, 2236749345), (15, 1342049607), (27, 745583115), (37, 544074165), (45, 447349869), (81, 248527705), (111, 181358055), (135, 149116623), (185, 108814833), (333, 60452685), (405, 49705541), (555, 36271611), (999, 20150895), (1031, 19525455), (1303, 15449535), (1665, 12090537), (2997, 6716965), (3093, 6508485), (3909, 5149845), (4995, 4030179), (5155, 3905091), (6515, 3089907), (9279, 2169495), (11727, 1716615), (14985, 1343393), (15465, 1301697), (19545, 1029969), (27837, 723165), (35181, 572205), (38147, 527715), (46395, 433899), (48211, 417555), (58635, 343323), (83511, 241055), (105543, 190735), (114441, 175905), (139185, 144633)]