87310580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{5519}}^1$

素因数の和:5648

約数の個数: 48

約数和(自身を含む): 211438080

約数和(自身を除く): 124127500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 3164, 3955, 5519, 7910, 11038, 15820, 22076, 27595, 38633, 55190, 77266, 110380, 154532, 193165, 386330, 623647, 772660, 1247294, 2494588, 3118235, 4365529, 6236470, 8731058, 12472940, 17462116, 21827645, 43655290, 87310580]

約数ペア:

[(1, 87310580), (2, 43655290), (4, 21827645), (5, 17462116), (7, 12472940), (10, 8731058), (14, 6236470), (20, 4365529), (28, 3118235), (35, 2494588), (70, 1247294), (113, 772660), (140, 623647), (226, 386330), (452, 193165), (565, 154532), (791, 110380), (1130, 77266), (1582, 55190), (2260, 38633), (3164, 27595), (3955, 22076), (5519, 15820), (7910, 11038)]