66300860

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{12899}}^1$

素因数の和:13165

約数の個数: 24

約数和(自身を含む): 139784400

約数和(自身を除く): 73483540

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 12899, 25798, 51596, 64495, 128990, 257980, 3315043, 6630086, 13260172, 16575215, 33150430, 66300860]

約数ペア:

[(1, 66300860), (2, 33150430), (4, 16575215), (5, 13260172), (10, 6630086), (20, 3315043), (257, 257980), (514, 128990), (1028, 64495), (1285, 51596), (2570, 25798), (5140, 12899)]