13302512560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{20887}}^1$

素因数の和:21338

約数の個数: 80

約数和(自身を含む): 32635411200

約数和(自身を除く): 19332898640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 419, 760, 838, 1520, 1676, 2095, 3352, 4190, 6704, 7961, 8380, 15922, 16760, 20887, 31844, 33520, 39805, 41774, 63688, 79610, 83548, 104435, 127376, 159220, 167096, 208870, 318440, 334192, 396853, 417740, 636880, 793706, 835480, 1587412, 1670960, 1984265, 3174824, 3968530, 6349648, 7937060, 8751653, 15874120, 17503306, 31748240, 35006612, 43758265, 70013224, 87516530, 140026448, 166281407, 175033060, 332562814, 350066120, 665125628, 700132240, 831407035, 1330251256, 1662814070, 2660502512, 3325628140, 6651256280, 13302512560]

約数ペア:

[(1, 13302512560), (2, 6651256280), (4, 3325628140), (5, 2660502512), (8, 1662814070), (10, 1330251256), (16, 831407035), (19, 700132240), (20, 665125628), (38, 350066120), (40, 332562814), (76, 175033060), (80, 166281407), (95, 140026448), (152, 87516530), (190, 70013224), (304, 43758265), (380, 35006612), (419, 31748240), (760, 17503306), (838, 15874120), (1520, 8751653), (1676, 7937060), (2095, 6349648), (3352, 3968530), (4190, 3174824), (6704, 1984265), (7961, 1670960), (8380, 1587412), (15922, 835480), (16760, 793706), (20887, 636880), (31844, 417740), (33520, 396853), (39805, 334192), (41774, 318440), (63688, 208870), (79610, 167096), (83548, 159220), (104435, 127376)]