91673680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1289}}^1$

素因数の和:1436

約数の個数: 80

約数和(自身を含む): 245698560

約数和(自身を除く): 154024880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 127, 140, 254, 280, 508, 560, 635, 889, 1016, 1270, 1289, 1778, 2032, 2540, 2578, 3556, 4445, 5080, 5156, 6445, 7112, 8890, 9023, 10160, 10312, 12890, 14224, 17780, 18046, 20624, 25780, 35560, 36092, 45115, 51560, 71120, 72184, 90230, 103120, 144368, 163703, 180460, 327406, 360920, 654812, 721840, 818515, 1145921, 1309624, 1637030, 2291842, 2619248, 3274060, 4583684, 5729605, 6548120, 9167368, 11459210, 13096240, 18334736, 22918420, 45836840, 91673680]

約数ペア:

[(1, 91673680), (2, 45836840), (4, 22918420), (5, 18334736), (7, 13096240), (8, 11459210), (10, 9167368), (14, 6548120), (16, 5729605), (20, 4583684), (28, 3274060), (35, 2619248), (40, 2291842), (56, 1637030), (70, 1309624), (80, 1145921), (112, 818515), (127, 721840), (140, 654812), (254, 360920), (280, 327406), (508, 180460), (560, 163703), (635, 144368), (889, 103120), (1016, 90230), (1270, 72184), (1289, 71120), (1778, 51560), (2032, 45115), (2540, 36092), (2578, 35560), (3556, 25780), (4445, 20624), (5080, 18046), (5156, 17780), (6445, 14224), (7112, 12890), (8890, 10312), (9023, 10160)]