1555005000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{83}}^1\times {\mathrm{1249}}^1$

素因数の和:1361

約数の個数: 160

約数和(自身を含む): 4920300000

約数和(自身を除く): 3365295000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 83, 100, 120, 125, 150, 166, 200, 249, 250, 300, 332, 375, 415, 498, 500, 600, 625, 664, 750, 830, 996, 1000, 1245, 1249, 1250, 1500, 1660, 1875, 1992, 2075, 2490, 2498, 2500, 3000, 3320, 3747, 3750, 4150, 4980, 4996, 5000, 6225, 6245, 7494, 7500, 8300, 9960, 9992, 10375, 12450, 12490, 14988, 15000, 16600, 18735, 20750, 24900, 24980, 29976, 31125, 31225, 37470, 41500, 49800, 49960, 51875, 62250, 62450, 74940, 83000, 93675, 103667, 103750, 124500, 124900, 149880, 155625, 156125, 187350, 207334, 207500, 249000, 249800, 311001, 311250, 312250, 374700, 414668, 415000, 468375, 518335, 622002, 622500, 624500, 749400, 780625, 829336, 936750, 1036670, 1244004, 1245000, 1249000, 1555005, 1561250, 1873500, 2073340, 2341875, 2488008, 2591675, 3110010, 3122500, 3747000, 4146680, 4683750, 5183350, 6220020, 6245000, 7775025, 9367500, 10366700, 12440040, 12958375, 15550050, 18735000, 20733400, 25916750, 31100100, 38875125, 51833500, 62200200, 64791875, 77750250, 103667000, 129583750, 155500500, 194375625, 259167500, 311001000, 388751250, 518335000, 777502500, 1555005000]

約数ペア:

[(1, 1555005000), (2, 777502500), (3, 518335000), (4, 388751250), (5, 311001000), (6, 259167500), (8, 194375625), (10, 155500500), (12, 129583750), (15, 103667000), (20, 77750250), (24, 64791875), (25, 62200200), (30, 51833500), (40, 38875125), (50, 31100100), (60, 25916750), (75, 20733400), (83, 18735000), (100, 15550050), (120, 12958375), (125, 12440040), (150, 10366700), (166, 9367500), (200, 7775025), (249, 6245000), (250, 6220020), (300, 5183350), (332, 4683750), (375, 4146680), (415, 3747000), (498, 3122500), (500, 3110010), (600, 2591675), (625, 2488008), (664, 2341875), (750, 2073340), (830, 1873500), (996, 1561250), (1000, 1555005), (1245, 1249000), (1249, 1245000), (1250, 1244004), (1500, 1036670), (1660, 936750), (1875, 829336), (1992, 780625), (2075, 749400), (2490, 624500), (2498, 622500), (2500, 622002), (3000, 518335), (3320, 468375), (3747, 415000), (3750, 414668), (4150, 374700), (4980, 312250), (4996, 311250), (5000, 311001), (6225, 249800), (6245, 249000), (7494, 207500), (7500, 207334), (8300, 187350), (9960, 156125), (9992, 155625), (10375, 149880), (12450, 124900), (12490, 124500), (14988, 103750), (15000, 103667), (16600, 93675), (18735, 83000), (20750, 74940), (24900, 62450), (24980, 62250), (29976, 51875), (31125, 49960), (31225, 49800), (37470, 41500)]