200977540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1\times {\mathrm{827}}^1$

素因数の和:1284

約数の個数: 48

約数和(自身を含む): 438177600

約数和(自身を除く): 237200060

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 419, 580, 827, 838, 1654, 1676, 2095, 3308, 4135, 4190, 8270, 8380, 12151, 16540, 23983, 24302, 47966, 48604, 60755, 95932, 119915, 121510, 239830, 243020, 346513, 479660, 693026, 1386052, 1732565, 3465130, 6930260, 10048877, 20097754, 40195508, 50244385, 100488770, 200977540]

約数ペア:

[(1, 200977540), (2, 100488770), (4, 50244385), (5, 40195508), (10, 20097754), (20, 10048877), (29, 6930260), (58, 3465130), (116, 1732565), (145, 1386052), (290, 693026), (419, 479660), (580, 346513), (827, 243020), (838, 239830), (1654, 121510), (1676, 119915), (2095, 95932), (3308, 60755), (4135, 48604), (4190, 47966), (8270, 24302), (8380, 23983), (12151, 16540)]