264920489825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{169987}}^1$

素因数の和:170226

約数の個数: 48

約数和(自身を含む): 368030819520

約数和(自身を除く): 103110329695

約数列:

[1, 5, 17, 19, 25, 85, 95, 193, 323, 425, 475, 965, 1615, 3281, 3667, 4825, 8075, 16405, 18335, 62339, 82025, 91675, 169987, 311695, 849935, 1558475, 2889779, 3229753, 4249675, 14448895, 16148765, 32807491, 54905801, 72244475, 80743825, 164037455, 274529005, 557727347, 623342329, 820187275, 1372645025, 2788636735, 3116711645, 10596819593, 13943183675, 15583558225, 52984097965, 264920489825]

約数ペア:

[(1, 264920489825), (5, 52984097965), (17, 15583558225), (19, 13943183675), (25, 10596819593), (85, 3116711645), (95, 2788636735), (193, 1372645025), (323, 820187275), (425, 623342329), (475, 557727347), (965, 274529005), (1615, 164037455), (3281, 80743825), (3667, 72244475), (4825, 54905801), (8075, 32807491), (16405, 16148765), (18335, 14448895), (62339, 4249675), (82025, 3229753), (91675, 2889779), (169987, 1558475), (311695, 849935)]