78822488

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{809}}^1$

素因数の和:1475

約数の個数: 32

約数和(自身を含む): 156006000

約数和(自身を除く): 77183512

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 641, 809, 1282, 1618, 2564, 3236, 5128, 6472, 12179, 15371, 24358, 30742, 48716, 61484, 97432, 122968, 518569, 1037138, 2074276, 4148552, 9852811, 19705622, 39411244, 78822488]

約数ペア:

[(1, 78822488), (2, 39411244), (4, 19705622), (8, 9852811), (19, 4148552), (38, 2074276), (76, 1037138), (152, 518569), (641, 122968), (809, 97432), (1282, 61484), (1618, 48716), (2564, 30742), (3236, 24358), (5128, 15371), (6472, 12179)]