1375809500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{211663}}^1$

素因数の和:211695

約数の個数: 48

約数和(自身を含む): 3235919232

約数和(自身を除く): 1860109732

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 6500, 211663, 423326, 846652, 1058315, 2116630, 2751619, 4233260, 5291575, 5503238, 10583150, 11006476, 13758095, 21166300, 26457875, 27516190, 52915750, 55032380, 68790475, 105831500, 137580950, 275161900, 343952375, 687904750, 1375809500]

約数ペア:

[(1, 1375809500), (2, 687904750), (4, 343952375), (5, 275161900), (10, 137580950), (13, 105831500), (20, 68790475), (25, 55032380), (26, 52915750), (50, 27516190), (52, 26457875), (65, 21166300), (100, 13758095), (125, 11006476), (130, 10583150), (250, 5503238), (260, 5291575), (325, 4233260), (500, 2751619), (650, 2116630), (1300, 1058315), (1625, 846652), (3250, 423326), (6500, 211663)]