67265215

素因数分解:

$5^1\times {\mathrm{41}}^2\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:291

約数の個数: 24

約数和(自身を含む): 84854304

約数和(自身を除く): 17589089

約数列:

[1, 5, 41, 53, 151, 205, 265, 755, 1681, 2173, 6191, 8003, 8405, 10865, 30955, 40015, 89093, 253831, 328123, 445465, 1269155, 1640615, 13453043, 67265215]

約数ペア:

[(1, 67265215), (5, 13453043), (41, 1640615), (53, 1269155), (151, 445465), (205, 328123), (265, 253831), (755, 89093), (1681, 40015), (2173, 30955), (6191, 10865), (8003, 8405)]