102405000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{6827}}^1$

素因数の和:6856

約数の個数: 80

約数和(自身を含む): 319960080

約数和(自身を除く): 217555080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 625, 750, 1000, 1250, 1500, 1875, 2500, 3000, 3750, 5000, 6827, 7500, 13654, 15000, 20481, 27308, 34135, 40962, 54616, 68270, 81924, 102405, 136540, 163848, 170675, 204810, 273080, 341350, 409620, 512025, 682700, 819240, 853375, 1024050, 1365400, 1706750, 2048100, 2560125, 3413500, 4096200, 4266875, 5120250, 6827000, 8533750, 10240500, 12800625, 17067500, 20481000, 25601250, 34135000, 51202500, 102405000]

約数ペア:

[(1, 102405000), (2, 51202500), (3, 34135000), (4, 25601250), (5, 20481000), (6, 17067500), (8, 12800625), (10, 10240500), (12, 8533750), (15, 6827000), (20, 5120250), (24, 4266875), (25, 4096200), (30, 3413500), (40, 2560125), (50, 2048100), (60, 1706750), (75, 1365400), (100, 1024050), (120, 853375), (125, 819240), (150, 682700), (200, 512025), (250, 409620), (300, 341350), (375, 273080), (500, 204810), (600, 170675), (625, 163848), (750, 136540), (1000, 102405), (1250, 81924), (1500, 68270), (1875, 54616), (2500, 40962), (3000, 34135), (3750, 27308), (5000, 20481), (6827, 15000), (7500, 13654)]