28718250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{59}}^2$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 79545024

約数和(自身を除く): 50826774

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 59, 66, 75, 110, 118, 125, 150, 165, 177, 250, 275, 295, 330, 354, 375, 550, 590, 649, 750, 825, 885, 1298, 1375, 1475, 1650, 1770, 1947, 2750, 2950, 3245, 3481, 3894, 4125, 4425, 6490, 6962, 7375, 8250, 8850, 9735, 10443, 14750, 16225, 17405, 19470, 20886, 22125, 32450, 34810, 38291, 44250, 48675, 52215, 76582, 81125, 87025, 97350, 104430, 114873, 162250, 174050, 191455, 229746, 243375, 261075, 382910, 435125, 486750, 522150, 574365, 870250, 957275, 1148730, 1305375, 1914550, 2610750, 2871825, 4786375, 5743650, 9572750, 14359125, 28718250]

約数ペア:

[(1, 28718250), (2, 14359125), (3, 9572750), (5, 5743650), (6, 4786375), (10, 2871825), (11, 2610750), (15, 1914550), (22, 1305375), (25, 1148730), (30, 957275), (33, 870250), (50, 574365), (55, 522150), (59, 486750), (66, 435125), (75, 382910), (110, 261075), (118, 243375), (125, 229746), (150, 191455), (165, 174050), (177, 162250), (250, 114873), (275, 104430), (295, 97350), (330, 87025), (354, 81125), (375, 76582), (550, 52215), (590, 48675), (649, 44250), (750, 38291), (825, 34810), (885, 32450), (1298, 22125), (1375, 20886), (1475, 19470), (1650, 17405), (1770, 16225), (1947, 14750), (2750, 10443), (2950, 9735), (3245, 8850), (3481, 8250), (3894, 7375), (4125, 6962), (4425, 6490)]