777776608

素因数分解:

$2^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{16001}}^1$

素因数の和:16056

約数の個数: 72

約数和(自身を含む): 1838821824

約数和(自身を除く): 1061045216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 98, 112, 124, 196, 217, 224, 248, 392, 434, 496, 784, 868, 992, 1519, 1568, 1736, 3038, 3472, 6076, 6944, 12152, 16001, 24304, 32002, 48608, 64004, 112007, 128008, 224014, 256016, 448028, 496031, 512032, 784049, 896056, 992062, 1568098, 1792112, 1984124, 3136196, 3472217, 3584224, 3968248, 6272392, 6944434, 7936496, 12544784, 13888868, 15872992, 24305519, 25089568, 27777736, 48611038, 55555472, 97222076, 111110944, 194444152, 388888304, 777776608]

約数ペア:

[(1, 777776608), (2, 388888304), (4, 194444152), (7, 111110944), (8, 97222076), (14, 55555472), (16, 48611038), (28, 27777736), (31, 25089568), (32, 24305519), (49, 15872992), (56, 13888868), (62, 12544784), (98, 7936496), (112, 6944434), (124, 6272392), (196, 3968248), (217, 3584224), (224, 3472217), (248, 3136196), (392, 1984124), (434, 1792112), (496, 1568098), (784, 992062), (868, 896056), (992, 784049), (1519, 512032), (1568, 496031), (1736, 448028), (3038, 256016), (3472, 224014), (6076, 128008), (6944, 112007), (12152, 64004), (16001, 48608), (24304, 32002)]