61516880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{45233}}^1$

素因数の和:45263

約数の個数: 40

約数和(自身を含む): 151443432

約数和(自身を除く): 89926552

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 45233, 90466, 180932, 226165, 361864, 452330, 723728, 768961, 904660, 1537922, 1809320, 3075844, 3618640, 3844805, 6151688, 7689610, 12303376, 15379220, 30758440, 61516880]

約数ペア:

[(1, 61516880), (2, 30758440), (4, 15379220), (5, 12303376), (8, 7689610), (10, 6151688), (16, 3844805), (17, 3618640), (20, 3075844), (34, 1809320), (40, 1537922), (68, 904660), (80, 768961), (85, 723728), (136, 452330), (170, 361864), (272, 226165), (340, 180932), (680, 90466), (1360, 45233)]