285301835

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 441262080

約数和(自身を除く): 155960245

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 113, 155, 179, 217, 403, 455, 565, 791, 895, 1085, 1253, 1469, 2015, 2327, 2821, 3503, 3955, 5549, 6265, 7345, 10283, 11635, 14105, 16289, 17515, 20227, 24521, 27745, 38843, 45539, 51415, 72137, 81445, 101135, 122605, 141589, 194215, 227695, 262951, 318773, 360685, 504959, 627037, 707945, 1314755, 1593865, 1840657, 2524795, 3135185, 4389259, 8151481, 9203285, 21946295, 40757405, 57060367, 285301835]

約数ペア:

[(1, 285301835), (5, 57060367), (7, 40757405), (13, 21946295), (31, 9203285), (35, 8151481), (65, 4389259), (91, 3135185), (113, 2524795), (155, 1840657), (179, 1593865), (217, 1314755), (403, 707945), (455, 627037), (565, 504959), (791, 360685), (895, 318773), (1085, 262951), (1253, 227695), (1469, 194215), (2015, 141589), (2327, 122605), (2821, 101135), (3503, 81445), (3955, 72137), (5549, 51415), (6265, 45539), (7345, 38843), (10283, 27745), (11635, 24521), (14105, 20227), (16289, 17515)]