1289376250

素因数分解:

$2^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{35569}}^1$

素因数の和:35620

約数の個数: 40

約数和(自身を含む): 2500215300

約数和(自身を除く): 1210839050

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 125, 145, 250, 290, 625, 725, 1250, 1450, 3625, 7250, 18125, 35569, 36250, 71138, 177845, 355690, 889225, 1031501, 1778450, 2063002, 4446125, 5157505, 8892250, 10315010, 22230625, 25787525, 44461250, 51575050, 128937625, 257875250, 644688125, 1289376250]

約数ペア:

[(1, 1289376250), (2, 644688125), (5, 257875250), (10, 128937625), (25, 51575050), (29, 44461250), (50, 25787525), (58, 22230625), (125, 10315010), (145, 8892250), (250, 5157505), (290, 4446125), (625, 2063002), (725, 1778450), (1250, 1031501), (1450, 889225), (3625, 355690), (7250, 177845), (18125, 71138), (35569, 36250)]