78142988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{4787}}^1$

素因数の和:4862

約数の個数: 48

約数和(自身を含む): 173746944

約数和(自身を除く): 95603956

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 53, 77, 106, 154, 212, 308, 371, 583, 742, 1166, 1484, 2332, 4081, 4787, 8162, 9574, 16324, 19148, 33509, 52657, 67018, 105314, 134036, 210628, 253711, 368599, 507422, 737198, 1014844, 1474396, 1775977, 2790821, 3551954, 5581642, 7103908, 11163284, 19535747, 39071494, 78142988]

約数ペア:

[(1, 78142988), (2, 39071494), (4, 19535747), (7, 11163284), (11, 7103908), (14, 5581642), (22, 3551954), (28, 2790821), (44, 1775977), (53, 1474396), (77, 1014844), (106, 737198), (154, 507422), (212, 368599), (308, 253711), (371, 210628), (583, 134036), (742, 105314), (1166, 67018), (1484, 52657), (2332, 33509), (4081, 19148), (4787, 16324), (8162, 9574)]