4400450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:227

約数の個数: 48

約数和(自身を含む): 8999424

約数和(自身を除く): 4598974

約数列:

[1, 2, 5, 10, 17, 25, 31, 34, 50, 62, 85, 155, 167, 170, 310, 334, 425, 527, 775, 835, 850, 1054, 1550, 1670, 2635, 2839, 4175, 5177, 5270, 5678, 8350, 10354, 13175, 14195, 25885, 26350, 28390, 51770, 70975, 88009, 129425, 141950, 176018, 258850, 440045, 880090, 2200225, 4400450]

約数ペア:

[(1, 4400450), (2, 2200225), (5, 880090), (10, 440045), (17, 258850), (25, 176018), (31, 141950), (34, 129425), (50, 88009), (62, 70975), (85, 51770), (155, 28390), (167, 26350), (170, 25885), (310, 14195), (334, 13175), (425, 10354), (527, 8350), (775, 5678), (835, 5270), (850, 5177), (1054, 4175), (1550, 2839), (1670, 2635)]