25388000

素因数分解:

$2^5\times 5^3\times {\mathrm{11}}^1\times {\mathrm{577}}^1$

素因数の和:613

約数の個数: 96

約数和(自身を含む): 68167008

約数和(自身を除く): 42779008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 125, 160, 176, 200, 220, 250, 275, 352, 400, 440, 500, 550, 577, 800, 880, 1000, 1100, 1154, 1375, 1760, 2000, 2200, 2308, 2750, 2885, 4000, 4400, 4616, 5500, 5770, 6347, 8800, 9232, 11000, 11540, 12694, 14425, 18464, 22000, 23080, 25388, 28850, 31735, 44000, 46160, 50776, 57700, 63470, 72125, 92320, 101552, 115400, 126940, 144250, 158675, 203104, 230800, 253880, 288500, 317350, 461600, 507760, 577000, 634700, 793375, 1015520, 1154000, 1269400, 1586750, 2308000, 2538800, 3173500, 5077600, 6347000, 12694000, 25388000]

約数ペア:

[(1, 25388000), (2, 12694000), (4, 6347000), (5, 5077600), (8, 3173500), (10, 2538800), (11, 2308000), (16, 1586750), (20, 1269400), (22, 1154000), (25, 1015520), (32, 793375), (40, 634700), (44, 577000), (50, 507760), (55, 461600), (80, 317350), (88, 288500), (100, 253880), (110, 230800), (125, 203104), (160, 158675), (176, 144250), (200, 126940), (220, 115400), (250, 101552), (275, 92320), (352, 72125), (400, 63470), (440, 57700), (500, 50776), (550, 46160), (577, 44000), (800, 31735), (880, 28850), (1000, 25388), (1100, 23080), (1154, 22000), (1375, 18464), (1760, 14425), (2000, 12694), (2200, 11540), (2308, 11000), (2750, 9232), (2885, 8800), (4000, 6347), (4400, 5770), (4616, 5500)]