73294720

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1613}}^1$

素因数の和:1703

約数の個数: 64

約数和(自身を含む): 177798240

約数和(自身を除く): 104503520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 710, 1136, 1420, 1613, 2272, 2840, 3226, 4544, 5680, 6452, 8065, 9088, 11360, 12904, 16130, 22720, 25808, 32260, 45440, 51616, 64520, 103232, 114523, 129040, 206464, 229046, 258080, 458092, 516160, 572615, 916184, 1032320, 1145230, 1832368, 2290460, 3664736, 4580920, 7329472, 9161840, 14658944, 18323680, 36647360, 73294720]

約数ペア:

[(1, 73294720), (2, 36647360), (4, 18323680), (5, 14658944), (8, 9161840), (10, 7329472), (16, 4580920), (20, 3664736), (32, 2290460), (40, 1832368), (64, 1145230), (71, 1032320), (80, 916184), (128, 572615), (142, 516160), (160, 458092), (284, 258080), (320, 229046), (355, 206464), (568, 129040), (640, 114523), (710, 103232), (1136, 64520), (1420, 51616), (1613, 45440), (2272, 32260), (2840, 25808), (3226, 22720), (4544, 16130), (5680, 12904), (6452, 11360), (8065, 9088)]