78317252

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 152176752

約数和(自身を除く): 73859500

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 157, 181, 212, 314, 362, 628, 689, 724, 1378, 2041, 2353, 2756, 4082, 4706, 8164, 8321, 9412, 9593, 16642, 19186, 28417, 33284, 38372, 56834, 108173, 113668, 124709, 216346, 249418, 369421, 432692, 498836, 738842, 1477684, 1506101, 3012202, 6024404, 19579313, 39158626, 78317252]

約数ペア:

[(1, 78317252), (2, 39158626), (4, 19579313), (13, 6024404), (26, 3012202), (52, 1506101), (53, 1477684), (106, 738842), (157, 498836), (181, 432692), (212, 369421), (314, 249418), (362, 216346), (628, 124709), (689, 113668), (724, 108173), (1378, 56834), (2041, 38372), (2353, 33284), (2756, 28417), (4082, 19186), (4706, 16642), (8164, 9593), (8321, 9412)]