87256125

素因数分解:

$3^2\times 5^3\times {\mathrm{11}}^2\times {\mathrm{641}}^1$

素因数の和:684

約数の個数: 72

約数和(自身を含む): 173162808

約数和(自身を除く): 85906683

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 121, 125, 165, 225, 275, 363, 375, 495, 605, 641, 825, 1089, 1125, 1375, 1815, 1923, 2475, 3025, 3205, 4125, 5445, 5769, 7051, 9075, 9615, 12375, 15125, 16025, 21153, 27225, 28845, 35255, 45375, 48075, 63459, 77561, 80125, 105765, 136125, 144225, 176275, 232683, 240375, 317295, 387805, 528825, 698049, 721125, 881375, 1163415, 1586475, 1939025, 2644125, 3490245, 5817075, 7932375, 9695125, 17451225, 29085375, 87256125]

約数ペア:

[(1, 87256125), (3, 29085375), (5, 17451225), (9, 9695125), (11, 7932375), (15, 5817075), (25, 3490245), (33, 2644125), (45, 1939025), (55, 1586475), (75, 1163415), (99, 881375), (121, 721125), (125, 698049), (165, 528825), (225, 387805), (275, 317295), (363, 240375), (375, 232683), (495, 176275), (605, 144225), (641, 136125), (825, 105765), (1089, 80125), (1125, 77561), (1375, 63459), (1815, 48075), (1923, 45375), (2475, 35255), (3025, 28845), (3205, 27225), (4125, 21153), (5445, 16025), (5769, 15125), (7051, 12375), (9075, 9615)]