75398100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{2591}}^1$

素因数の和:2705

約数の個数: 72

約数和(自身を含む): 220485888

約数和(自身を除く): 145087788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 97, 100, 150, 194, 291, 300, 388, 485, 582, 970, 1164, 1455, 1940, 2425, 2591, 2910, 4850, 5182, 5820, 7275, 7773, 9700, 10364, 12955, 14550, 15546, 25910, 29100, 31092, 38865, 51820, 64775, 77730, 129550, 155460, 194325, 251327, 259100, 388650, 502654, 753981, 777300, 1005308, 1256635, 1507962, 2513270, 3015924, 3769905, 5026540, 6283175, 7539810, 12566350, 15079620, 18849525, 25132700, 37699050, 75398100]

約数ペア:

[(1, 75398100), (2, 37699050), (3, 25132700), (4, 18849525), (5, 15079620), (6, 12566350), (10, 7539810), (12, 6283175), (15, 5026540), (20, 3769905), (25, 3015924), (30, 2513270), (50, 1507962), (60, 1256635), (75, 1005308), (97, 777300), (100, 753981), (150, 502654), (194, 388650), (291, 259100), (300, 251327), (388, 194325), (485, 155460), (582, 129550), (970, 77730), (1164, 64775), (1455, 51820), (1940, 38865), (2425, 31092), (2591, 29100), (2910, 25910), (4850, 15546), (5182, 14550), (5820, 12955), (7275, 10364), (7773, 9700)]