25321725

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{787}}^1$

素因数の和:827

約数の個数: 72

約数和(自身を含む): 53350752

約数和(自身を除く): 28029027

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 33, 39, 45, 55, 65, 75, 99, 117, 143, 165, 195, 225, 275, 325, 429, 495, 585, 715, 787, 825, 975, 1287, 2145, 2361, 2475, 2925, 3575, 3935, 6435, 7083, 8657, 10231, 10725, 11805, 19675, 25971, 30693, 32175, 35415, 43285, 51155, 59025, 77913, 92079, 112541, 129855, 153465, 177075, 216425, 255775, 337623, 389565, 460395, 562705, 649275, 767325, 1012869, 1688115, 1947825, 2301975, 2813525, 5064345, 8440575, 25321725]

約数ペア:

[(1, 25321725), (3, 8440575), (5, 5064345), (9, 2813525), (11, 2301975), (13, 1947825), (15, 1688115), (25, 1012869), (33, 767325), (39, 649275), (45, 562705), (55, 460395), (65, 389565), (75, 337623), (99, 255775), (117, 216425), (143, 177075), (165, 153465), (195, 129855), (225, 112541), (275, 92079), (325, 77913), (429, 59025), (495, 51155), (585, 43285), (715, 35415), (787, 32175), (825, 30693), (975, 25971), (1287, 19675), (2145, 11805), (2361, 10725), (2475, 10231), (2925, 8657), (3575, 7083), (3935, 6435)]