31744160

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{4049}}^1$

素因数の和:4078

約数の個数: 72

約数和(自身を含む): 87261300

約数和(自身を除く): 55517140

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 4049, 7840, 8098, 16196, 20245, 28343, 32392, 40490, 56686, 64784, 80980, 113372, 129568, 141715, 161960, 198401, 226744, 283430, 323920, 396802, 453488, 566860, 647840, 793604, 906976, 992005, 1133720, 1587208, 1984010, 2267440, 3174416, 3968020, 4534880, 6348832, 7936040, 15872080, 31744160]

約数ペア:

[(1, 31744160), (2, 15872080), (4, 7936040), (5, 6348832), (7, 4534880), (8, 3968020), (10, 3174416), (14, 2267440), (16, 1984010), (20, 1587208), (28, 1133720), (32, 992005), (35, 906976), (40, 793604), (49, 647840), (56, 566860), (70, 453488), (80, 396802), (98, 323920), (112, 283430), (140, 226744), (160, 198401), (196, 161960), (224, 141715), (245, 129568), (280, 113372), (392, 80980), (490, 64784), (560, 56686), (784, 40490), (980, 32392), (1120, 28343), (1568, 20245), (1960, 16196), (3920, 8098), (4049, 7840)]