7801479825

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:551

約数の個数: 96

約数和(自身を含む): 13713408000

約数和(自身を除く): 5911928175

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 127, 149, 239, 345, 381, 447, 575, 635, 717, 745, 1195, 1725, 1905, 2235, 2921, 3175, 3427, 3585, 3725, 5497, 5975, 8763, 9525, 10281, 11175, 14605, 16491, 17135, 17925, 18923, 27485, 30353, 35611, 43815, 51405, 56769, 73025, 82455, 85675, 91059, 94615, 106833, 137425, 151765, 178055, 219075, 257025, 283845, 412275, 435229, 455295, 473075, 534165, 698119, 758825, 819053, 890275, 1305687, 1419225, 2094357, 2176145, 2276475, 2457159, 2670825, 3490595, 4095265, 4522597, 6528435, 10471785, 10880725, 12285795, 13567791, 17452975, 20476325, 22612985, 32642175, 52358925, 61428975, 67838955, 104019731, 113064925, 312059193, 339194775, 520098655, 1560295965, 2600493275, 7801479825]

約数ペア:

[(1, 7801479825), (3, 2600493275), (5, 1560295965), (15, 520098655), (23, 339194775), (25, 312059193), (69, 113064925), (75, 104019731), (115, 67838955), (127, 61428975), (149, 52358925), (239, 32642175), (345, 22612985), (381, 20476325), (447, 17452975), (575, 13567791), (635, 12285795), (717, 10880725), (745, 10471785), (1195, 6528435), (1725, 4522597), (1905, 4095265), (2235, 3490595), (2921, 2670825), (3175, 2457159), (3427, 2276475), (3585, 2176145), (3725, 2094357), (5497, 1419225), (5975, 1305687), (8763, 890275), (9525, 819053), (10281, 758825), (11175, 698119), (14605, 534165), (16491, 473075), (17135, 455295), (17925, 435229), (18923, 412275), (27485, 283845), (30353, 257025), (35611, 219075), (43815, 178055), (51405, 151765), (56769, 137425), (73025, 106833), (82455, 94615), (85675, 91059)]