78839238704

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{3581}}^1\times {\mathrm{72421}}^1$

素因数の和:76029

約数の個数: 40

約数和(自身を含む): 160837674480

約数和(自身を除く): 81998435776

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 3581, 7162, 14324, 28648, 57296, 68039, 72421, 136078, 144842, 272156, 289684, 544312, 579368, 1088624, 1158736, 1375999, 2751998, 5503996, 11007992, 22015984, 259339601, 518679202, 1037358404, 2074716808, 4149433616, 4927452419, 9854904838, 19709809676, 39419619352, 78839238704]

約数ペア:

[(1, 78839238704), (2, 39419619352), (4, 19709809676), (8, 9854904838), (16, 4927452419), (19, 4149433616), (38, 2074716808), (76, 1037358404), (152, 518679202), (304, 259339601), (3581, 22015984), (7162, 11007992), (14324, 5503996), (28648, 2751998), (57296, 1375999), (68039, 1158736), (72421, 1088624), (136078, 579368), (144842, 544312), (272156, 289684)]