18076125

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:139

約数の個数: 64

約数和(自身を含む): 32947200

約数和(自身を除く): 14871075

約数列:

[1, 3, 5, 15, 19, 25, 43, 57, 59, 75, 95, 125, 129, 177, 215, 285, 295, 375, 475, 645, 817, 885, 1075, 1121, 1425, 1475, 2375, 2451, 2537, 3225, 3363, 4085, 4425, 5375, 5605, 7125, 7375, 7611, 12255, 12685, 16125, 16815, 20425, 22125, 28025, 38055, 48203, 61275, 63425, 84075, 102125, 140125, 144609, 190275, 241015, 306375, 317125, 420375, 723045, 951375, 1205075, 3615225, 6025375, 18076125]

約数ペア:

[(1, 18076125), (3, 6025375), (5, 3615225), (15, 1205075), (19, 951375), (25, 723045), (43, 420375), (57, 317125), (59, 306375), (75, 241015), (95, 190275), (125, 144609), (129, 140125), (177, 102125), (215, 84075), (285, 63425), (295, 61275), (375, 48203), (475, 38055), (645, 28025), (817, 22125), (885, 20425), (1075, 16815), (1121, 16125), (1425, 12685), (1475, 12255), (2375, 7611), (2451, 7375), (2537, 7125), (3225, 5605), (3363, 5375), (4085, 4425)]