79648240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3469}}^1$

素因数の和:3530

約数の個数: 80

約数和(自身を含む): 216861120

約数和(自身を除く): 137212880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 560, 574, 656, 820, 1148, 1435, 1640, 2296, 2870, 3280, 3469, 4592, 5740, 6938, 11480, 13876, 17345, 22960, 24283, 27752, 34690, 48566, 55504, 69380, 97132, 121415, 138760, 142229, 194264, 242830, 277520, 284458, 388528, 485660, 568916, 711145, 971320, 995603, 1137832, 1422290, 1942640, 1991206, 2275664, 2844580, 3982412, 4978015, 5689160, 7964824, 9956030, 11378320, 15929648, 19912060, 39824120, 79648240]

約数ペア:

[(1, 79648240), (2, 39824120), (4, 19912060), (5, 15929648), (7, 11378320), (8, 9956030), (10, 7964824), (14, 5689160), (16, 4978015), (20, 3982412), (28, 2844580), (35, 2275664), (40, 1991206), (41, 1942640), (56, 1422290), (70, 1137832), (80, 995603), (82, 971320), (112, 711145), (140, 568916), (164, 485660), (205, 388528), (280, 284458), (287, 277520), (328, 242830), (410, 194264), (560, 142229), (574, 138760), (656, 121415), (820, 97132), (1148, 69380), (1435, 55504), (1640, 48566), (2296, 34690), (2870, 27752), (3280, 24283), (3469, 22960), (4592, 17345), (5740, 13876), (6938, 11480)]