68642750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 142084800

約数和(自身を除く): 73442050

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 109, 110, 125, 218, 229, 250, 275, 458, 545, 550, 1090, 1145, 1199, 1375, 2290, 2398, 2519, 2725, 2750, 5038, 5450, 5725, 5995, 11450, 11990, 12595, 13625, 24961, 25190, 27250, 28625, 29975, 49922, 57250, 59950, 62975, 124805, 125950, 149875, 249610, 274571, 299750, 314875, 549142, 624025, 629750, 1248050, 1372855, 2745710, 3120125, 6240250, 6864275, 13728550, 34321375, 68642750]

約数ペア:

[(1, 68642750), (2, 34321375), (5, 13728550), (10, 6864275), (11, 6240250), (22, 3120125), (25, 2745710), (50, 1372855), (55, 1248050), (109, 629750), (110, 624025), (125, 549142), (218, 314875), (229, 299750), (250, 274571), (275, 249610), (458, 149875), (545, 125950), (550, 124805), (1090, 62975), (1145, 59950), (1199, 57250), (1375, 49922), (2290, 29975), (2398, 28625), (2519, 27250), (2725, 25190), (2750, 24961), (5038, 13625), (5450, 12595), (5725, 11990), (5995, 11450)]