66862275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{229}}^2$

素因数の和:488

約数の個数: 36

約数和(自身を含む): 117561672

約数和(自身を除く): 50699397

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 229, 255, 425, 687, 1145, 1275, 3435, 3893, 5725, 11679, 17175, 19465, 52441, 58395, 97325, 157323, 262205, 291975, 786615, 891497, 1311025, 2674491, 3933075, 4457485, 13372455, 22287425, 66862275]

約数ペア:

[(1, 66862275), (3, 22287425), (5, 13372455), (15, 4457485), (17, 3933075), (25, 2674491), (51, 1311025), (75, 891497), (85, 786615), (229, 291975), (255, 262205), (425, 157323), (687, 97325), (1145, 58395), (1275, 52441), (3435, 19465), (3893, 17175), (5725, 11679)]