56905000

素因数分解:

$2^3\times 5^4\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:644

約数の個数: 80

約数和(自身を含む): 140580000

約数和(自身を除く): 83675000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 125, 152, 190, 200, 250, 380, 475, 500, 599, 625, 760, 950, 1000, 1198, 1250, 1900, 2375, 2396, 2500, 2995, 3800, 4750, 4792, 5000, 5990, 9500, 11381, 11875, 11980, 14975, 19000, 22762, 23750, 23960, 29950, 45524, 47500, 56905, 59900, 74875, 91048, 95000, 113810, 119800, 149750, 227620, 284525, 299500, 374375, 455240, 569050, 599000, 748750, 1138100, 1422625, 1497500, 2276200, 2845250, 2995000, 5690500, 7113125, 11381000, 14226250, 28452500, 56905000]

約数ペア:

[(1, 56905000), (2, 28452500), (4, 14226250), (5, 11381000), (8, 7113125), (10, 5690500), (19, 2995000), (20, 2845250), (25, 2276200), (38, 1497500), (40, 1422625), (50, 1138100), (76, 748750), (95, 599000), (100, 569050), (125, 455240), (152, 374375), (190, 299500), (200, 284525), (250, 227620), (380, 149750), (475, 119800), (500, 113810), (599, 95000), (625, 91048), (760, 74875), (950, 59900), (1000, 56905), (1198, 47500), (1250, 45524), (1900, 29950), (2375, 23960), (2396, 23750), (2500, 22762), (2995, 19000), (3800, 14975), (4750, 11980), (4792, 11875), (5000, 11381), (5990, 9500)]