76788405

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{587}}^1$

素因数の和:640

約数の個数: 80

約数和(自身を含む): 153679680

約数和(自身を除く): 76891275

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 45, 51, 57, 81, 85, 95, 135, 153, 171, 255, 285, 323, 405, 459, 513, 587, 765, 855, 969, 1377, 1539, 1615, 1761, 2295, 2565, 2907, 2935, 4845, 5283, 6885, 7695, 8721, 8805, 9979, 11153, 14535, 15849, 26163, 26415, 29937, 33459, 43605, 47547, 49895, 55765, 79245, 89811, 100377, 130815, 149685, 167295, 189601, 237735, 269433, 301131, 449055, 501885, 568803, 808299, 903393, 948005, 1347165, 1505655, 1706409, 2844015, 4041495, 4516965, 5119227, 8532045, 15357681, 25596135, 76788405]

約数ペア:

[(1, 76788405), (3, 25596135), (5, 15357681), (9, 8532045), (15, 5119227), (17, 4516965), (19, 4041495), (27, 2844015), (45, 1706409), (51, 1505655), (57, 1347165), (81, 948005), (85, 903393), (95, 808299), (135, 568803), (153, 501885), (171, 449055), (255, 301131), (285, 269433), (323, 237735), (405, 189601), (459, 167295), (513, 149685), (587, 130815), (765, 100377), (855, 89811), (969, 79245), (1377, 55765), (1539, 49895), (1615, 47547), (1761, 43605), (2295, 33459), (2565, 29937), (2907, 26415), (2935, 26163), (4845, 15849), (5283, 14535), (6885, 11153), (7695, 9979), (8721, 8805)]