128420080

素因数分解:

$2^4\times 5^1\times {\mathrm{593}}^1\times {\mathrm{2707}}^1$

素因数の和:3313

約数の個数: 40

約数和(自身を含む): 299190672

約数和(自身を除く): 170770592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 593, 1186, 2372, 2707, 2965, 4744, 5414, 5930, 9488, 10828, 11860, 13535, 21656, 23720, 27070, 43312, 47440, 54140, 108280, 216560, 1605251, 3210502, 6421004, 8026255, 12842008, 16052510, 25684016, 32105020, 64210040, 128420080]

約数ペア:

[(1, 128420080), (2, 64210040), (4, 32105020), (5, 25684016), (8, 16052510), (10, 12842008), (16, 8026255), (20, 6421004), (40, 3210502), (80, 1605251), (593, 216560), (1186, 108280), (2372, 54140), (2707, 47440), (2965, 43312), (4744, 27070), (5414, 23720), (5930, 21656), (9488, 13535), (10828, 11860)]