405702939655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{29947}}^1$

素因数の和:30176

約数の個数: 64

約数和(自身を含む): 555210044928

約数和(自身を除く): 149507105273

約数列:

[1, 5, 13, 37, 43, 65, 131, 185, 215, 481, 559, 655, 1591, 1703, 2405, 2795, 4847, 5633, 7955, 8515, 20683, 24235, 28165, 29947, 63011, 73229, 103415, 149735, 208421, 315055, 366145, 389311, 1042105, 1108039, 1287721, 1946555, 2709473, 3923057, 5540195, 6438605, 13547365, 14404507, 16740373, 19615285, 47645677, 50999741, 72022535, 83701865, 145153109, 168691451, 238228385, 254998705, 619393801, 725765545, 843457255, 1886990417, 2192988863, 3096969005, 6241583687, 9434952085, 10964944315, 31207918435, 81140587931, 405702939655]

約数ペア:

[(1, 405702939655), (5, 81140587931), (13, 31207918435), (37, 10964944315), (43, 9434952085), (65, 6241583687), (131, 3096969005), (185, 2192988863), (215, 1886990417), (481, 843457255), (559, 725765545), (655, 619393801), (1591, 254998705), (1703, 238228385), (2405, 168691451), (2795, 145153109), (4847, 83701865), (5633, 72022535), (7955, 50999741), (8515, 47645677), (20683, 19615285), (24235, 16740373), (28165, 14404507), (29947, 13547365), (63011, 6438605), (73229, 5540195), (103415, 3923057), (149735, 2709473), (208421, 1946555), (315055, 1287721), (366145, 1108039), (389311, 1042105)]