71394080

素因数分解:

$2^5\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1867}}^1$

素因数の和:2121

約数の個数: 48

約数和(自身を含む): 169464960

約数和(自身を除く): 98070880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 239, 478, 956, 1195, 1867, 1912, 2390, 3734, 3824, 4780, 7468, 7648, 9335, 9560, 14936, 18670, 19120, 29872, 37340, 38240, 59744, 74680, 149360, 298720, 446213, 892426, 1784852, 2231065, 3569704, 4462130, 7139408, 8924260, 14278816, 17848520, 35697040, 71394080]

約数ペア:

[(1, 71394080), (2, 35697040), (4, 17848520), (5, 14278816), (8, 8924260), (10, 7139408), (16, 4462130), (20, 3569704), (32, 2231065), (40, 1784852), (80, 892426), (160, 446213), (239, 298720), (478, 149360), (956, 74680), (1195, 59744), (1867, 38240), (1912, 37340), (2390, 29872), (3734, 19120), (3824, 18670), (4780, 14936), (7468, 9560), (7648, 9335)]