77778736

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^2$

素因数の和:326

約数の個数: 60

約数和(自身を含む): 178179568

約数和(自身を除く): 100400832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 137, 148, 259, 274, 296, 518, 548, 592, 959, 1036, 1096, 1918, 2072, 2192, 3836, 4144, 5069, 7672, 10138, 15344, 18769, 20276, 35483, 37538, 40552, 70966, 75076, 81104, 131383, 141932, 150152, 262766, 283864, 300304, 525532, 567728, 694453, 1051064, 1388906, 2102128, 2777812, 4861171, 5555624, 9722342, 11111248, 19444684, 38889368, 77778736]

約数ペア:

[(1, 77778736), (2, 38889368), (4, 19444684), (7, 11111248), (8, 9722342), (14, 5555624), (16, 4861171), (28, 2777812), (37, 2102128), (56, 1388906), (74, 1051064), (112, 694453), (137, 567728), (148, 525532), (259, 300304), (274, 283864), (296, 262766), (518, 150152), (548, 141932), (592, 131383), (959, 81104), (1036, 75076), (1096, 70966), (1918, 40552), (2072, 37538), (2192, 35483), (3836, 20276), (4144, 18769), (5069, 15344), (7672, 10138)]