64634255

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4723}}^1$

素因数の和:4775

約数の個数: 32

約数和(自身を含む): 97956864

約数和(自身を除く): 33322609

約数列:

[1, 5, 7, 17, 23, 35, 85, 115, 119, 161, 391, 595, 805, 1955, 2737, 4723, 13685, 23615, 33061, 80291, 108629, 165305, 401455, 543145, 562037, 760403, 1846693, 2810185, 3802015, 9233465, 12926851, 64634255]

約数ペア:

[(1, 64634255), (5, 12926851), (7, 9233465), (17, 3802015), (23, 2810185), (35, 1846693), (85, 760403), (115, 562037), (119, 543145), (161, 401455), (391, 165305), (595, 108629), (805, 80291), (1955, 33061), (2737, 23615), (4723, 13685)]