4080209775

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^2\times {\mathrm{379}}^1$

素因数の和:573

約数の個数: 72

約数和(自身を含む): 7148292480

約数和(自身を除く): 3068082705

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 79, 115, 237, 345, 379, 395, 575, 1137, 1185, 1725, 1817, 1895, 1975, 5451, 5685, 5925, 6241, 8717, 9085, 9475, 18723, 26151, 27255, 28425, 29941, 31205, 43585, 45425, 89823, 93615, 130755, 136275, 143543, 149705, 156025, 217925, 430629, 449115, 468075, 653775, 688643, 717715, 748525, 2065929, 2153145, 2245575, 2365339, 3443215, 3588575, 7096017, 10329645, 10765725, 11826695, 17216075, 35480085, 51648225, 54402797, 59133475, 163208391, 177400425, 272013985, 816041955, 1360069925, 4080209775]

約数ペア:

[(1, 4080209775), (3, 1360069925), (5, 816041955), (15, 272013985), (23, 177400425), (25, 163208391), (69, 59133475), (75, 54402797), (79, 51648225), (115, 35480085), (237, 17216075), (345, 11826695), (379, 10765725), (395, 10329645), (575, 7096017), (1137, 3588575), (1185, 3443215), (1725, 2365339), (1817, 2245575), (1895, 2153145), (1975, 2065929), (5451, 748525), (5685, 717715), (5925, 688643), (6241, 653775), (8717, 468075), (9085, 449115), (9475, 430629), (18723, 217925), (26151, 156025), (27255, 149705), (28425, 143543), (29941, 136275), (31205, 130755), (43585, 93615), (45425, 89823)]