69817580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16087}}^1$

素因数の和:16134

約数の個数: 48

約数和(自身を含む): 172978176

約数和(自身を除く): 103160596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 16087, 32174, 64348, 80435, 112609, 160870, 225218, 321740, 450436, 498697, 563045, 997394, 1126090, 1994788, 2252180, 2493485, 3490879, 4986970, 6981758, 9973940, 13963516, 17454395, 34908790, 69817580]

約数ペア:

[(1, 69817580), (2, 34908790), (4, 17454395), (5, 13963516), (7, 9973940), (10, 6981758), (14, 4986970), (20, 3490879), (28, 2493485), (31, 2252180), (35, 1994788), (62, 1126090), (70, 997394), (124, 563045), (140, 498697), (155, 450436), (217, 321740), (310, 225218), (434, 160870), (620, 112609), (868, 80435), (1085, 64348), (2170, 32174), (4340, 16087)]