30643865

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 46785600

約数和(自身を除く): 16141735

約数列:

[1, 5, 7, 19, 29, 35, 49, 95, 133, 145, 203, 227, 245, 551, 665, 931, 1015, 1135, 1421, 1589, 2755, 3857, 4313, 4655, 6583, 7105, 7945, 11123, 19285, 21565, 26999, 30191, 32915, 46081, 55615, 125077, 134995, 150955, 211337, 230405, 322567, 625385, 875539, 1056685, 1612835, 4377695, 6128773, 30643865]

約数ペア:

[(1, 30643865), (5, 6128773), (7, 4377695), (19, 1612835), (29, 1056685), (35, 875539), (49, 625385), (95, 322567), (133, 230405), (145, 211337), (203, 150955), (227, 134995), (245, 125077), (551, 55615), (665, 46081), (931, 32915), (1015, 30191), (1135, 26999), (1421, 21565), (1589, 19285), (2755, 11123), (3857, 7945), (4313, 7105), (4655, 6583)]