38716015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:136

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 19344785

約数列:

[1, 5, 13, 19, 23, 29, 47, 65, 95, 115, 145, 235, 247, 299, 377, 437, 551, 611, 667, 893, 1081, 1235, 1363, 1495, 1885, 2185, 2755, 3055, 3335, 4465, 5405, 5681, 6815, 7163, 8671, 11609, 12673, 14053, 17719, 20539, 25897, 28405, 31349, 35815, 43355, 58045, 63365, 70265, 88595, 102695, 129485, 156745, 164749, 267007, 336661, 407537, 595631, 823745, 1335035, 1683305, 2037685, 2978155, 7743203, 38716015]

約数ペア:

[(1, 38716015), (5, 7743203), (13, 2978155), (19, 2037685), (23, 1683305), (29, 1335035), (47, 823745), (65, 595631), (95, 407537), (115, 336661), (145, 267007), (235, 164749), (247, 156745), (299, 129485), (377, 102695), (437, 88595), (551, 70265), (611, 63365), (667, 58045), (893, 43355), (1081, 35815), (1235, 31349), (1363, 28405), (1495, 25897), (1885, 20539), (2185, 17719), (2755, 14053), (3055, 12673), (3335, 11609), (4465, 8671), (5405, 7163), (5681, 6815)]