26331280

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^2\times {\mathrm{149}}^1$

素因数の和:256

約数の個数: 60

約数和(自身を含む): 62970300

約数和(自身を除く): 36639020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 149, 188, 235, 298, 376, 470, 596, 745, 752, 940, 1192, 1490, 1880, 2209, 2384, 2980, 3760, 4418, 5960, 7003, 8836, 11045, 11920, 14006, 17672, 22090, 28012, 35015, 35344, 44180, 56024, 70030, 88360, 112048, 140060, 176720, 280120, 329141, 560240, 658282, 1316564, 1645705, 2633128, 3291410, 5266256, 6582820, 13165640, 26331280]

約数ペア:

[(1, 26331280), (2, 13165640), (4, 6582820), (5, 5266256), (8, 3291410), (10, 2633128), (16, 1645705), (20, 1316564), (40, 658282), (47, 560240), (80, 329141), (94, 280120), (149, 176720), (188, 140060), (235, 112048), (298, 88360), (376, 70030), (470, 56024), (596, 44180), (745, 35344), (752, 35015), (940, 28012), (1192, 22090), (1490, 17672), (1880, 14006), (2209, 11920), (2384, 11045), (2980, 8836), (3760, 7003), (4418, 5960)]