102811345

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 161796096

約数和(自身を除く): 58984751

約数列:

[1, 5, 7, 13, 31, 35, 37, 65, 91, 155, 185, 197, 217, 259, 403, 455, 481, 985, 1085, 1147, 1295, 1379, 2015, 2405, 2561, 2821, 3367, 5735, 6107, 6895, 7289, 8029, 12805, 14105, 14911, 16835, 17927, 30535, 36445, 40145, 42749, 51023, 74555, 79391, 89635, 94757, 104377, 213745, 225959, 255115, 396955, 473785, 521885, 555737, 663299, 1129795, 1581713, 2778685, 2937467, 3316495, 7908565, 14687335, 20562269, 102811345]

約数ペア:

[(1, 102811345), (5, 20562269), (7, 14687335), (13, 7908565), (31, 3316495), (35, 2937467), (37, 2778685), (65, 1581713), (91, 1129795), (155, 663299), (185, 555737), (197, 521885), (217, 473785), (259, 396955), (403, 255115), (455, 225959), (481, 213745), (985, 104377), (1085, 94757), (1147, 89635), (1295, 79391), (1379, 74555), (2015, 51023), (2405, 42749), (2561, 40145), (2821, 36445), (3367, 30535), (5735, 17927), (6107, 16835), (6895, 14911), (7289, 14105), (8029, 12805)]