28133064970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1\times {\mathrm{4027}}^1$

素因数の和:4579

約数の個数: 64

約数和(自身を含む): 54082183680

約数和(自身を除く): 25949118710

約数列:

[1, 2, 5, 10, 19, 38, 83, 95, 166, 190, 415, 443, 830, 886, 1577, 2215, 3154, 4027, 4430, 7885, 8054, 8417, 15770, 16834, 20135, 36769, 40270, 42085, 73538, 76513, 84170, 153026, 183845, 334241, 367690, 382565, 668482, 698611, 765130, 1397222, 1671205, 1783961, 3342410, 3493055, 3567922, 6350579, 6986110, 8919805, 12701158, 17839610, 31752895, 33895259, 63505790, 67790518, 148068763, 169476295, 296137526, 338952590, 740343815, 1480687630, 2813306497, 5626612994, 14066532485, 28133064970]

約数ペア:

[(1, 28133064970), (2, 14066532485), (5, 5626612994), (10, 2813306497), (19, 1480687630), (38, 740343815), (83, 338952590), (95, 296137526), (166, 169476295), (190, 148068763), (415, 67790518), (443, 63505790), (830, 33895259), (886, 31752895), (1577, 17839610), (2215, 12701158), (3154, 8919805), (4027, 6986110), (4430, 6350579), (7885, 3567922), (8054, 3493055), (8417, 3342410), (15770, 1783961), (16834, 1671205), (20135, 1397222), (36769, 765130), (40270, 698611), (42085, 668482), (73538, 382565), (76513, 367690), (84170, 334241), (153026, 183845)]