63641450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2161}}^1$

素因数の和:2223

約数の個数: 48

約数和(自身を含む): 128682240

約数和(自身を除く): 65040790

約数列:

[1, 2, 5, 10, 19, 25, 31, 38, 50, 62, 95, 155, 190, 310, 475, 589, 775, 950, 1178, 1550, 2161, 2945, 4322, 5890, 10805, 14725, 21610, 29450, 41059, 54025, 66991, 82118, 108050, 133982, 205295, 334955, 410590, 669910, 1026475, 1272829, 1674775, 2052950, 2545658, 3349550, 6364145, 12728290, 31820725, 63641450]

約数ペア:

[(1, 63641450), (2, 31820725), (5, 12728290), (10, 6364145), (19, 3349550), (25, 2545658), (31, 2052950), (38, 1674775), (50, 1272829), (62, 1026475), (95, 669910), (155, 410590), (190, 334955), (310, 205295), (475, 133982), (589, 108050), (775, 82118), (950, 66991), (1178, 54025), (1550, 41059), (2161, 29450), (2945, 21610), (4322, 14725), (5890, 10805)]