61687780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{977}}^1$

素因数の和:1045

約数の個数: 96

約数和(自身を含む): 165618432

約数和(自身を除く): 103930652

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 41, 44, 55, 70, 77, 82, 110, 140, 154, 164, 205, 220, 287, 308, 385, 410, 451, 574, 770, 820, 902, 977, 1148, 1435, 1540, 1804, 1954, 2255, 2870, 3157, 3908, 4510, 4885, 5740, 6314, 6839, 9020, 9770, 10747, 12628, 13678, 15785, 19540, 21494, 27356, 31570, 34195, 40057, 42988, 53735, 63140, 68390, 75229, 80114, 107470, 136780, 150458, 160228, 200285, 214940, 280399, 300916, 376145, 400570, 440627, 560798, 752290, 801140, 881254, 1121596, 1401995, 1504580, 1762508, 2203135, 2803990, 3084389, 4406270, 5607980, 6168778, 8812540, 12337556, 15421945, 30843890, 61687780]

約数ペア:

[(1, 61687780), (2, 30843890), (4, 15421945), (5, 12337556), (7, 8812540), (10, 6168778), (11, 5607980), (14, 4406270), (20, 3084389), (22, 2803990), (28, 2203135), (35, 1762508), (41, 1504580), (44, 1401995), (55, 1121596), (70, 881254), (77, 801140), (82, 752290), (110, 560798), (140, 440627), (154, 400570), (164, 376145), (205, 300916), (220, 280399), (287, 214940), (308, 200285), (385, 160228), (410, 150458), (451, 136780), (574, 107470), (770, 80114), (820, 75229), (902, 68390), (977, 63140), (1148, 53735), (1435, 42988), (1540, 40057), (1804, 34195), (1954, 31570), (2255, 27356), (2870, 21494), (3157, 19540), (3908, 15785), (4510, 13678), (4885, 12628), (5740, 10747), (6314, 9770), (6839, 9020)]