20131500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13421}}^1$

素因数の和:13443

約数の個数: 48

約数和(自身を含む): 58627296

約数和(自身を除く): 38495796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 750, 1500, 13421, 26842, 40263, 53684, 67105, 80526, 134210, 161052, 201315, 268420, 335525, 402630, 671050, 805260, 1006575, 1342100, 1677625, 2013150, 3355250, 4026300, 5032875, 6710500, 10065750, 20131500]

約数ペア:

[(1, 20131500), (2, 10065750), (3, 6710500), (4, 5032875), (5, 4026300), (6, 3355250), (10, 2013150), (12, 1677625), (15, 1342100), (20, 1006575), (25, 805260), (30, 671050), (50, 402630), (60, 335525), (75, 268420), (100, 201315), (125, 161052), (150, 134210), (250, 80526), (300, 67105), (375, 53684), (500, 40263), (750, 26842), (1500, 13421)]