168640496

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{7907}}^1$

素因数の和:7989

約数の個数: 40

約数和(自身を含む): 345168384

約数和(自身を除く): 176527888

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 172, 248, 344, 496, 688, 1333, 2666, 5332, 7907, 10664, 15814, 21328, 31628, 63256, 126512, 245117, 340001, 490234, 680002, 980468, 1360004, 1960936, 2720008, 3921872, 5440016, 10540031, 21080062, 42160124, 84320248, 168640496]

約数ペア:

[(1, 168640496), (2, 84320248), (4, 42160124), (8, 21080062), (16, 10540031), (31, 5440016), (43, 3921872), (62, 2720008), (86, 1960936), (124, 1360004), (172, 980468), (248, 680002), (344, 490234), (496, 340001), (688, 245117), (1333, 126512), (2666, 63256), (5332, 31628), (7907, 21328), (10664, 15814)]