7487533820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{44927}}^1$

素因数の和:45590

約数の個数: 48

約数和(自身を含む): 16960140288

約数和(自身を除く): 9472606468

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 641, 1282, 2564, 3205, 6410, 8333, 12820, 16666, 33332, 41665, 44927, 83330, 89854, 166660, 179708, 224635, 449270, 584051, 898540, 1168102, 2336204, 2920255, 5840510, 11681020, 28798207, 57596414, 115192828, 143991035, 287982070, 374376691, 575964140, 748753382, 1497506764, 1871883455, 3743766910, 7487533820]

約数ペア:

[(1, 7487533820), (2, 3743766910), (4, 1871883455), (5, 1497506764), (10, 748753382), (13, 575964140), (20, 374376691), (26, 287982070), (52, 143991035), (65, 115192828), (130, 57596414), (260, 28798207), (641, 11681020), (1282, 5840510), (2564, 2920255), (3205, 2336204), (6410, 1168102), (8333, 898540), (12820, 584051), (16666, 449270), (33332, 224635), (41665, 179708), (44927, 166660), (83330, 89854)]