27906250

素因数分解:

$2^1\times 5^6\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:98

約数の個数: 56

約数和(自身を含む): 56249280

約数和(自身を除く): 28343030

約数列:

[1, 2, 5, 10, 19, 25, 38, 47, 50, 94, 95, 125, 190, 235, 250, 470, 475, 625, 893, 950, 1175, 1250, 1786, 2350, 2375, 3125, 4465, 4750, 5875, 6250, 8930, 11750, 11875, 15625, 22325, 23750, 29375, 31250, 44650, 58750, 59375, 111625, 118750, 146875, 223250, 293750, 296875, 558125, 593750, 734375, 1116250, 1468750, 2790625, 5581250, 13953125, 27906250]

約数ペア:

[(1, 27906250), (2, 13953125), (5, 5581250), (10, 2790625), (19, 1468750), (25, 1116250), (38, 734375), (47, 593750), (50, 558125), (94, 296875), (95, 293750), (125, 223250), (190, 146875), (235, 118750), (250, 111625), (470, 59375), (475, 58750), (625, 44650), (893, 31250), (950, 29375), (1175, 23750), (1250, 22325), (1786, 15625), (2350, 11875), (2375, 11750), (3125, 8930), (4465, 6250), (4750, 5875)]