71723740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{3361}}^1$

素因数の和:3478

約数の個数: 48

約数和(自身を含む): 166055904

約数和(自身を除く): 94332164

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 970, 1067, 1940, 2134, 3361, 4268, 5335, 6722, 10670, 13444, 16805, 21340, 33610, 36971, 67220, 73942, 147884, 184855, 326017, 369710, 652034, 739420, 1304068, 1630085, 3260170, 3586187, 6520340, 7172374, 14344748, 17930935, 35861870, 71723740]

約数ペア:

[(1, 71723740), (2, 35861870), (4, 17930935), (5, 14344748), (10, 7172374), (11, 6520340), (20, 3586187), (22, 3260170), (44, 1630085), (55, 1304068), (97, 739420), (110, 652034), (194, 369710), (220, 326017), (388, 184855), (485, 147884), (970, 73942), (1067, 67220), (1940, 36971), (2134, 33610), (3361, 21340), (4268, 16805), (5335, 13444), (6722, 10670)]