80808900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{14177}}^1$

素因数の和:14213

約数の個数: 72

約数和(自身を含む): 246130080

約数和(自身を除く): 165321180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 150, 190, 228, 285, 300, 380, 475, 570, 950, 1140, 1425, 1900, 2850, 5700, 14177, 28354, 42531, 56708, 70885, 85062, 141770, 170124, 212655, 269363, 283540, 354425, 425310, 538726, 708850, 808089, 850620, 1063275, 1077452, 1346815, 1417700, 1616178, 2126550, 2693630, 3232356, 4040445, 4253100, 5387260, 6734075, 8080890, 13468150, 16161780, 20202225, 26936300, 40404450, 80808900]

約数ペア:

[(1, 80808900), (2, 40404450), (3, 26936300), (4, 20202225), (5, 16161780), (6, 13468150), (10, 8080890), (12, 6734075), (15, 5387260), (19, 4253100), (20, 4040445), (25, 3232356), (30, 2693630), (38, 2126550), (50, 1616178), (57, 1417700), (60, 1346815), (75, 1077452), (76, 1063275), (95, 850620), (100, 808089), (114, 708850), (150, 538726), (190, 425310), (228, 354425), (285, 283540), (300, 269363), (380, 212655), (475, 170124), (570, 141770), (950, 85062), (1140, 70885), (1425, 56708), (1900, 42531), (2850, 28354), (5700, 14177)]