31875130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 69691392

約数和(自身を除く): 37816262

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 37, 62, 70, 74, 155, 185, 217, 259, 310, 370, 397, 434, 518, 794, 1085, 1147, 1295, 1985, 2170, 2294, 2590, 2779, 3970, 5558, 5735, 8029, 11470, 12307, 13895, 14689, 16058, 24614, 27790, 29378, 40145, 61535, 73445, 80290, 86149, 102823, 123070, 146890, 172298, 205646, 430745, 455359, 514115, 861490, 910718, 1028230, 2276795, 3187513, 4553590, 6375026, 15937565, 31875130]

約数ペア:

[(1, 31875130), (2, 15937565), (5, 6375026), (7, 4553590), (10, 3187513), (14, 2276795), (31, 1028230), (35, 910718), (37, 861490), (62, 514115), (70, 455359), (74, 430745), (155, 205646), (185, 172298), (217, 146890), (259, 123070), (310, 102823), (370, 86149), (397, 80290), (434, 73445), (518, 61535), (794, 40145), (1085, 29378), (1147, 27790), (1295, 24614), (1985, 16058), (2170, 14689), (2294, 13895), (2590, 12307), (2779, 11470), (3970, 8029), (5558, 5735)]