636115970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1\times {\mathrm{677}}^1$

素因数の和:1155

約数の個数: 64

約数和(自身を含む): 1355913216

約数和(自身を除く): 719797246

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 433, 434, 677, 866, 1085, 1354, 2165, 2170, 3031, 3385, 4330, 4739, 6062, 6770, 9478, 13423, 15155, 20987, 23695, 26846, 30310, 41974, 47390, 67115, 93961, 104935, 134230, 146909, 187922, 209870, 293141, 293818, 469805, 586282, 734545, 939610, 1465705, 1469090, 2051987, 2931410, 4103974, 9087371, 10259935, 18174742, 20519870, 45436855, 63611597, 90873710, 127223194, 318057985, 636115970]

約数ペア:

[(1, 636115970), (2, 318057985), (5, 127223194), (7, 90873710), (10, 63611597), (14, 45436855), (31, 20519870), (35, 18174742), (62, 10259935), (70, 9087371), (155, 4103974), (217, 2931410), (310, 2051987), (433, 1469090), (434, 1465705), (677, 939610), (866, 734545), (1085, 586282), (1354, 469805), (2165, 293818), (2170, 293141), (3031, 209870), (3385, 187922), (4330, 146909), (4739, 134230), (6062, 104935), (6770, 93961), (9478, 67115), (13423, 47390), (15155, 41974), (20987, 30310), (23695, 26846)]