15695796980

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1\times {\mathrm{31481}}^1$

素因数の和:31844

約数の個数: 48

約数和(自身を含む): 33431617296

約数和(自身を除く): 17735820316

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 257, 388, 485, 514, 970, 1028, 1285, 1940, 2570, 5140, 24929, 31481, 49858, 62962, 99716, 124645, 125924, 157405, 249290, 314810, 498580, 629620, 3053657, 6107314, 8090617, 12214628, 15268285, 16181234, 30536570, 32362468, 40453085, 61073140, 80906170, 161812340, 784789849, 1569579698, 3139159396, 3923949245, 7847898490, 15695796980]

約数ペア:

[(1, 15695796980), (2, 7847898490), (4, 3923949245), (5, 3139159396), (10, 1569579698), (20, 784789849), (97, 161812340), (194, 80906170), (257, 61073140), (388, 40453085), (485, 32362468), (514, 30536570), (970, 16181234), (1028, 15268285), (1285, 12214628), (1940, 8090617), (2570, 6107314), (5140, 3053657), (24929, 629620), (31481, 498580), (49858, 314810), (62962, 249290), (99716, 157405), (124645, 125924)]