85114520

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{34883}}^1$

素因数の和:34955

約数の個数: 32

約数和(自身を含む): 194652720

約数和(自身を除く): 109538200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 34883, 69766, 139532, 174415, 279064, 348830, 697660, 1395320, 2127863, 4255726, 8511452, 10639315, 17022904, 21278630, 42557260, 85114520]

約数ペア:

[(1, 85114520), (2, 42557260), (4, 21278630), (5, 17022904), (8, 10639315), (10, 8511452), (20, 4255726), (40, 2127863), (61, 1395320), (122, 697660), (244, 348830), (305, 279064), (488, 174415), (610, 139532), (1220, 69766), (2440, 34883)]