25619580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{20333}}^1$

素因数の和:20355

約数の個数: 72

約数和(自身を含む): 88818912

約数和(自身を除く): 63199332

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 20333, 40666, 60999, 81332, 101665, 121998, 142331, 182997, 203330, 243996, 284662, 304995, 365994, 406660, 426993, 569324, 609990, 711655, 731988, 853986, 914985, 1219980, 1280979, 1423310, 1707972, 1829970, 2134965, 2561958, 2846620, 3659940, 4269930, 5123916, 6404895, 8539860, 12809790, 25619580]

約数ペア:

[(1, 25619580), (2, 12809790), (3, 8539860), (4, 6404895), (5, 5123916), (6, 4269930), (7, 3659940), (9, 2846620), (10, 2561958), (12, 2134965), (14, 1829970), (15, 1707972), (18, 1423310), (20, 1280979), (21, 1219980), (28, 914985), (30, 853986), (35, 731988), (36, 711655), (42, 609990), (45, 569324), (60, 426993), (63, 406660), (70, 365994), (84, 304995), (90, 284662), (105, 243996), (126, 203330), (140, 182997), (180, 142331), (210, 121998), (252, 101665), (315, 81332), (420, 60999), (630, 40666), (1260, 20333)]