80360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{41}}^1$

素因数の和:66

約数の個数: 48

約数和(自身を含む): 215460

約数和(自身を除く): 135100

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 49, 56, 70, 82, 98, 140, 164, 196, 205, 245, 280, 287, 328, 392, 410, 490, 574, 820, 980, 1148, 1435, 1640, 1960, 2009, 2296, 2870, 4018, 5740, 8036, 10045, 11480, 16072, 20090, 40180, 80360]

約数ペア:

[(1, 80360), (2, 40180), (4, 20090), (5, 16072), (7, 11480), (8, 10045), (10, 8036), (14, 5740), (20, 4018), (28, 2870), (35, 2296), (40, 2009), (41, 1960), (49, 1640), (56, 1435), (70, 1148), (82, 980), (98, 820), (140, 574), (164, 490), (196, 410), (205, 392), (245, 328), (280, 287)]