66186910

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{1277}}^1$

素因数の和:1428

約数の個数: 32

約数和(自身を含む): 122565312

約数和(自身を除く): 56378402

約数列:

[1, 2, 5, 10, 71, 73, 142, 146, 355, 365, 710, 730, 1277, 2554, 5183, 6385, 10366, 12770, 25915, 51830, 90667, 93221, 181334, 186442, 453335, 466105, 906670, 932210, 6618691, 13237382, 33093455, 66186910]

約数ペア:

[(1, 66186910), (2, 33093455), (5, 13237382), (10, 6618691), (71, 932210), (73, 906670), (142, 466105), (146, 453335), (355, 186442), (365, 181334), (710, 93221), (730, 90667), (1277, 51830), (2554, 25915), (5183, 12770), (6385, 10366)]