1640194142405

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{809}}^1\times {\mathrm{33503}}^1$

素因数の和:34363

約数の個数: 96

約数和(自身を含む): 2598757862400

約数和(自身を除く): 958563719995

約数列:

[1, 5, 7, 13, 19, 35, 49, 65, 91, 95, 133, 245, 247, 455, 637, 665, 809, 931, 1235, 1729, 3185, 4045, 4655, 5663, 8645, 10517, 12103, 15371, 28315, 33503, 39641, 52585, 60515, 73619, 76855, 107597, 167515, 198205, 199823, 234521, 368095, 435539, 515333, 537985, 636557, 753179, 999115, 1172605, 1398761, 1641647, 2177695, 2576665, 3048773, 3182785, 3765895, 4455899, 6993805, 8208235, 8275241, 9791327, 15243865, 21341411, 22279495, 27103927, 31191293, 41376205, 48956635, 57926687, 106707055, 135519635, 155956465, 189727489, 289633435, 352351051, 405486809, 514974613, 948637445, 1328092423, 1761755255, 2027434045, 2466457357, 2574873065, 3604822291, 6640462115, 6694669969, 12332286785, 17265201499, 18024111455, 25233756037, 33473349845, 46862689783, 86326007495, 126168780185, 234313448915, 328038828481, 1640194142405]

約数ペア:

[(1, 1640194142405), (5, 328038828481), (7, 234313448915), (13, 126168780185), (19, 86326007495), (35, 46862689783), (49, 33473349845), (65, 25233756037), (91, 18024111455), (95, 17265201499), (133, 12332286785), (245, 6694669969), (247, 6640462115), (455, 3604822291), (637, 2574873065), (665, 2466457357), (809, 2027434045), (931, 1761755255), (1235, 1328092423), (1729, 948637445), (3185, 514974613), (4045, 405486809), (4655, 352351051), (5663, 289633435), (8645, 189727489), (10517, 155956465), (12103, 135519635), (15371, 106707055), (28315, 57926687), (33503, 48956635), (39641, 41376205), (52585, 31191293), (60515, 27103927), (73619, 22279495), (76855, 21341411), (107597, 15243865), (167515, 9791327), (198205, 8275241), (199823, 8208235), (234521, 6993805), (368095, 4455899), (435539, 3765895), (515333, 3182785), (537985, 3048773), (636557, 2576665), (753179, 2177695), (999115, 1641647), (1172605, 1398761)]