138889207325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1\times {\mathrm{31259}}^1$

素因数の和:31538

約数の個数: 48

約数和(自身を含む): 190897067520

約数和(自身を除く): 52007860195

約数列:

[1, 5, 11, 25, 55, 107, 151, 275, 535, 755, 1177, 1661, 2675, 3775, 5885, 8305, 16157, 29425, 31259, 41525, 80785, 156295, 177727, 343849, 403925, 781475, 888635, 1719245, 3344713, 4443175, 4720109, 8596225, 16723565, 23600545, 36791843, 51921199, 83617825, 118002725, 183959215, 259605995, 505051663, 919796075, 1298029975, 2525258315, 5555568293, 12626291575, 27777841465, 138889207325]

約数ペア:

[(1, 138889207325), (5, 27777841465), (11, 12626291575), (25, 5555568293), (55, 2525258315), (107, 1298029975), (151, 919796075), (275, 505051663), (535, 259605995), (755, 183959215), (1177, 118002725), (1661, 83617825), (2675, 51921199), (3775, 36791843), (5885, 23600545), (8305, 16723565), (16157, 8596225), (29425, 4720109), (31259, 4443175), (41525, 3344713), (80785, 1719245), (156295, 888635), (177727, 781475), (343849, 403925)]