13198700

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{1483}}^1$

素因数の和:1586

約数の個数: 36

約数和(自身を含む): 28982520

約数和(自身を除く): 15783820

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 178, 356, 445, 890, 1483, 1780, 2225, 2966, 4450, 5932, 7415, 8900, 14830, 29660, 37075, 74150, 131987, 148300, 263974, 527948, 659935, 1319870, 2639740, 3299675, 6599350, 13198700]

約数ペア:

[(1, 13198700), (2, 6599350), (4, 3299675), (5, 2639740), (10, 1319870), (20, 659935), (25, 527948), (50, 263974), (89, 148300), (100, 131987), (178, 74150), (356, 37075), (445, 29660), (890, 14830), (1483, 8900), (1780, 7415), (2225, 5932), (2966, 4450)]