28663250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1489}}^1$

素因数の和:1524

約数の個数: 64

約数和(自身を含む): 66942720

約数和(自身を除く): 38279470

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 125, 154, 175, 250, 275, 350, 385, 550, 770, 875, 1375, 1489, 1750, 1925, 2750, 2978, 3850, 7445, 9625, 10423, 14890, 16379, 19250, 20846, 32758, 37225, 52115, 74450, 81895, 104230, 114653, 163790, 186125, 229306, 260575, 372250, 409475, 521150, 573265, 818950, 1146530, 1302875, 2047375, 2605750, 2866325, 4094750, 5732650, 14331625, 28663250]

約数ペア:

[(1, 28663250), (2, 14331625), (5, 5732650), (7, 4094750), (10, 2866325), (11, 2605750), (14, 2047375), (22, 1302875), (25, 1146530), (35, 818950), (50, 573265), (55, 521150), (70, 409475), (77, 372250), (110, 260575), (125, 229306), (154, 186125), (175, 163790), (250, 114653), (275, 104230), (350, 81895), (385, 74450), (550, 52115), (770, 37225), (875, 32758), (1375, 20846), (1489, 19250), (1750, 16379), (1925, 14890), (2750, 10423), (2978, 9625), (3850, 7445)]