20018100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1259}}^1$

素因数の和:1329

約数の個数: 72

約数和(自身を含む): 59058720

約数和(自身を除く): 39040620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 53, 60, 75, 100, 106, 150, 159, 212, 265, 300, 318, 530, 636, 795, 1060, 1259, 1325, 1590, 2518, 2650, 3180, 3777, 3975, 5036, 5300, 6295, 7554, 7950, 12590, 15108, 15900, 18885, 25180, 31475, 37770, 62950, 66727, 75540, 94425, 125900, 133454, 188850, 200181, 266908, 333635, 377700, 400362, 667270, 800724, 1000905, 1334540, 1668175, 2001810, 3336350, 4003620, 5004525, 6672700, 10009050, 20018100]

約数ペア:

[(1, 20018100), (2, 10009050), (3, 6672700), (4, 5004525), (5, 4003620), (6, 3336350), (10, 2001810), (12, 1668175), (15, 1334540), (20, 1000905), (25, 800724), (30, 667270), (50, 400362), (53, 377700), (60, 333635), (75, 266908), (100, 200181), (106, 188850), (150, 133454), (159, 125900), (212, 94425), (265, 75540), (300, 66727), (318, 62950), (530, 37770), (636, 31475), (795, 25180), (1060, 18885), (1259, 15900), (1325, 15108), (1590, 12590), (2518, 7950), (2650, 7554), (3180, 6295), (3777, 5300), (3975, 5036)]