81251408

素因数分解:

$2^4\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2801}}^1$

素因数の和:2860

約数の個数: 60

約数和(自身を含む): 188143092

約数和(自身を除く): 106891684

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 49, 56, 74, 98, 112, 148, 196, 259, 296, 392, 518, 592, 784, 1036, 1813, 2072, 2801, 3626, 4144, 5602, 7252, 11204, 14504, 19607, 22408, 29008, 39214, 44816, 78428, 103637, 137249, 156856, 207274, 274498, 313712, 414548, 548996, 725459, 829096, 1097992, 1450918, 1658192, 2195984, 2901836, 5078213, 5803672, 10156426, 11607344, 20312852, 40625704, 81251408]

約数ペア:

[(1, 81251408), (2, 40625704), (4, 20312852), (7, 11607344), (8, 10156426), (14, 5803672), (16, 5078213), (28, 2901836), (37, 2195984), (49, 1658192), (56, 1450918), (74, 1097992), (98, 829096), (112, 725459), (148, 548996), (196, 414548), (259, 313712), (296, 274498), (392, 207274), (518, 156856), (592, 137249), (784, 103637), (1036, 78428), (1813, 44816), (2072, 39214), (2801, 29008), (3626, 22408), (4144, 19607), (5602, 14504), (7252, 11204)]