90166725

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2143}}^1$

素因数の和:2187

約数の個数: 72

約数和(自身を含む): 186630912

約数和(自身を除く): 96464187

約数列:

[1, 3, 5, 9, 11, 15, 17, 25, 33, 45, 51, 55, 75, 85, 99, 153, 165, 187, 225, 255, 275, 425, 495, 561, 765, 825, 935, 1275, 1683, 2143, 2475, 2805, 3825, 4675, 6429, 8415, 10715, 14025, 19287, 23573, 32145, 36431, 42075, 53575, 70719, 96435, 109293, 117865, 160725, 182155, 212157, 327879, 353595, 400741, 482175, 546465, 589325, 910775, 1060785, 1202223, 1639395, 1767975, 2003705, 2732325, 3606669, 5303925, 6011115, 8196975, 10018525, 18033345, 30055575, 90166725]

約数ペア:

[(1, 90166725), (3, 30055575), (5, 18033345), (9, 10018525), (11, 8196975), (15, 6011115), (17, 5303925), (25, 3606669), (33, 2732325), (45, 2003705), (51, 1767975), (55, 1639395), (75, 1202223), (85, 1060785), (99, 910775), (153, 589325), (165, 546465), (187, 482175), (225, 400741), (255, 353595), (275, 327879), (425, 212157), (495, 182155), (561, 160725), (765, 117865), (825, 109293), (935, 96435), (1275, 70719), (1683, 53575), (2143, 42075), (2475, 36431), (2805, 32145), (3825, 23573), (4675, 19287), (6429, 14025), (8415, 10715)]