73621390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1$

素因数の和:1057

約数の個数: 64

約数和(自身を含む): 154275840

約数和(自身を除く): 80654450

約数列:

[1, 2, 5, 10, 17, 19, 23, 34, 38, 46, 85, 95, 115, 170, 190, 230, 323, 391, 437, 646, 782, 874, 991, 1615, 1955, 1982, 2185, 3230, 3910, 4370, 4955, 7429, 9910, 14858, 16847, 18829, 22793, 33694, 37145, 37658, 45586, 74290, 84235, 94145, 113965, 168470, 188290, 227930, 320093, 387481, 433067, 640186, 774962, 866134, 1600465, 1937405, 2165335, 3200930, 3874810, 4330670, 7362139, 14724278, 36810695, 73621390]

約数ペア:

[(1, 73621390), (2, 36810695), (5, 14724278), (10, 7362139), (17, 4330670), (19, 3874810), (23, 3200930), (34, 2165335), (38, 1937405), (46, 1600465), (85, 866134), (95, 774962), (115, 640186), (170, 433067), (190, 387481), (230, 320093), (323, 227930), (391, 188290), (437, 168470), (646, 113965), (782, 94145), (874, 84235), (991, 74290), (1615, 45586), (1955, 37658), (1982, 37145), (2185, 33694), (3230, 22793), (3910, 18829), (4370, 16847), (4955, 14858), (7429, 9910)]