8414950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:193

約数の個数: 48

約数和(自身を含む): 16606080

約数和(自身を除く): 8191130

約数列:

[1, 2, 5, 10, 25, 31, 50, 61, 62, 89, 122, 155, 178, 305, 310, 445, 610, 775, 890, 1525, 1550, 1891, 2225, 2759, 3050, 3782, 4450, 5429, 5518, 9455, 10858, 13795, 18910, 27145, 27590, 47275, 54290, 68975, 94550, 135725, 137950, 168299, 271450, 336598, 841495, 1682990, 4207475, 8414950]

約数ペア:

[(1, 8414950), (2, 4207475), (5, 1682990), (10, 841495), (25, 336598), (31, 271450), (50, 168299), (61, 137950), (62, 135725), (89, 94550), (122, 68975), (155, 54290), (178, 47275), (305, 27590), (310, 27145), (445, 18910), (610, 13795), (775, 10858), (890, 9455), (1525, 5518), (1550, 5429), (1891, 4450), (2225, 3782), (2759, 3050)]