71988300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{79987}}^1$

素因数の和:80007

約数の個数: 54

約数和(自身を含む): 225646148

約数和(自身を除く): 153657848

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 79987, 159974, 239961, 319948, 399935, 479922, 719883, 799870, 959844, 1199805, 1439766, 1599740, 1999675, 2399610, 2879532, 3599415, 3999350, 4799220, 5999025, 7198830, 7998700, 11998050, 14397660, 17997075, 23996100, 35994150, 71988300]

約数ペア:

[(1, 71988300), (2, 35994150), (3, 23996100), (4, 17997075), (5, 14397660), (6, 11998050), (9, 7998700), (10, 7198830), (12, 5999025), (15, 4799220), (18, 3999350), (20, 3599415), (25, 2879532), (30, 2399610), (36, 1999675), (45, 1599740), (50, 1439766), (60, 1199805), (75, 959844), (90, 799870), (100, 719883), (150, 479922), (180, 399935), (225, 319948), (300, 239961), (450, 159974), (900, 79987)]