65481200

素因数分解:

$2^4\times 5^2\times {\mathrm{127}}^1\times {\mathrm{1289}}^1$

素因数の和:1434

約数の個数: 60

約数和(自身を含む): 158680320

約数和(自身を除く): 93199120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 127, 200, 254, 400, 508, 635, 1016, 1270, 1289, 2032, 2540, 2578, 3175, 5080, 5156, 6350, 6445, 10160, 10312, 12700, 12890, 20624, 25400, 25780, 32225, 50800, 51560, 64450, 103120, 128900, 163703, 257800, 327406, 515600, 654812, 818515, 1309624, 1637030, 2619248, 3274060, 4092575, 6548120, 8185150, 13096240, 16370300, 32740600, 65481200]

約数ペア:

[(1, 65481200), (2, 32740600), (4, 16370300), (5, 13096240), (8, 8185150), (10, 6548120), (16, 4092575), (20, 3274060), (25, 2619248), (40, 1637030), (50, 1309624), (80, 818515), (100, 654812), (127, 515600), (200, 327406), (254, 257800), (400, 163703), (508, 128900), (635, 103120), (1016, 64450), (1270, 51560), (1289, 50800), (2032, 32225), (2540, 25780), (2578, 25400), (3175, 20624), (5080, 12890), (5156, 12700), (6350, 10312), (6445, 10160)]