78462790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{21149}}^1$

素因数の和:21216

約数の個数: 32

約数和(自身を含む): 164462400

約数和(自身を除く): 85999610

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 21149, 42298, 105745, 148043, 211490, 296086, 740215, 1120897, 1480430, 2241794, 5604485, 7846279, 11208970, 15692558, 39231395, 78462790]

約数ペア:

[(1, 78462790), (2, 39231395), (5, 15692558), (7, 11208970), (10, 7846279), (14, 5604485), (35, 2241794), (53, 1480430), (70, 1120897), (106, 740215), (265, 296086), (371, 211490), (530, 148043), (742, 105745), (1855, 42298), (3710, 21149)]