201492500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:483

約数の個数: 120

約数和(自身を含む): 510136704

約数和(自身を除く): 308644204

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 85, 100, 110, 125, 170, 187, 220, 250, 275, 340, 374, 425, 431, 500, 550, 625, 748, 850, 862, 935, 1100, 1250, 1375, 1700, 1724, 1870, 2125, 2155, 2500, 2750, 3740, 4250, 4310, 4675, 4741, 5500, 6875, 7327, 8500, 8620, 9350, 9482, 10625, 10775, 13750, 14654, 18700, 18964, 21250, 21550, 23375, 23705, 27500, 29308, 36635, 42500, 43100, 46750, 47410, 53875, 73270, 80597, 93500, 94820, 107750, 116875, 118525, 146540, 161194, 183175, 215500, 233750, 237050, 269375, 322388, 366350, 402985, 467500, 474100, 538750, 592625, 732700, 805970, 915875, 1077500, 1185250, 1611940, 1831750, 2014925, 2370500, 2963125, 3663500, 4029850, 4579375, 5926250, 8059700, 9158750, 10074625, 11852500, 18317500, 20149250, 40298500, 50373125, 100746250, 201492500]

約数ペア:

[(1, 201492500), (2, 100746250), (4, 50373125), (5, 40298500), (10, 20149250), (11, 18317500), (17, 11852500), (20, 10074625), (22, 9158750), (25, 8059700), (34, 5926250), (44, 4579375), (50, 4029850), (55, 3663500), (68, 2963125), (85, 2370500), (100, 2014925), (110, 1831750), (125, 1611940), (170, 1185250), (187, 1077500), (220, 915875), (250, 805970), (275, 732700), (340, 592625), (374, 538750), (425, 474100), (431, 467500), (500, 402985), (550, 366350), (625, 322388), (748, 269375), (850, 237050), (862, 233750), (935, 215500), (1100, 183175), (1250, 161194), (1375, 146540), (1700, 118525), (1724, 116875), (1870, 107750), (2125, 94820), (2155, 93500), (2500, 80597), (2750, 73270), (3740, 53875), (4250, 47410), (4310, 46750), (4675, 43100), (4741, 42500), (5500, 36635), (6875, 29308), (7327, 27500), (8500, 23705), (8620, 23375), (9350, 21550), (9482, 21250), (10625, 18964), (10775, 18700), (13750, 14654)]