81994800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{68329}}^1$

素因数の和:68350

約数の個数: 60

約数和(自身を含む): 262660520

約数和(自身を除く): 180665720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 68329, 136658, 204987, 273316, 341645, 409974, 546632, 683290, 819948, 1024935, 1093264, 1366580, 1639896, 1708225, 2049870, 2733160, 3279792, 3416450, 4099740, 5124675, 5466320, 6832900, 8199480, 10249350, 13665800, 16398960, 20498700, 27331600, 40997400, 81994800]

約数ペア:

[(1, 81994800), (2, 40997400), (3, 27331600), (4, 20498700), (5, 16398960), (6, 13665800), (8, 10249350), (10, 8199480), (12, 6832900), (15, 5466320), (16, 5124675), (20, 4099740), (24, 3416450), (25, 3279792), (30, 2733160), (40, 2049870), (48, 1708225), (50, 1639896), (60, 1366580), (75, 1093264), (80, 1024935), (100, 819948), (120, 683290), (150, 546632), (200, 409974), (240, 341645), (300, 273316), (400, 204987), (600, 136658), (1200, 68329)]