15675021985

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{1879}}^1$

素因数の和:2198

約数の個数: 64

約数和(自身を含む): 23061012480

約数和(自身を除く): 7385990495

約数列:

[1, 5, 7, 23, 35, 43, 115, 161, 215, 241, 301, 805, 989, 1205, 1505, 1687, 1879, 4945, 5543, 6923, 8435, 9395, 10363, 13153, 27715, 34615, 38801, 43217, 51815, 65765, 72541, 80797, 194005, 216085, 238349, 302519, 362705, 403985, 452839, 565579, 1191745, 1512595, 1668443, 1858331, 2264195, 2827895, 3169873, 8342215, 9291655, 10415297, 13008317, 15849365, 19472077, 52076485, 65041585, 72907079, 97360385, 136304539, 364535395, 447857771, 681522695, 2239288855, 3135004397, 15675021985]

約数ペア:

[(1, 15675021985), (5, 3135004397), (7, 2239288855), (23, 681522695), (35, 447857771), (43, 364535395), (115, 136304539), (161, 97360385), (215, 72907079), (241, 65041585), (301, 52076485), (805, 19472077), (989, 15849365), (1205, 13008317), (1505, 10415297), (1687, 9291655), (1879, 8342215), (4945, 3169873), (5543, 2827895), (6923, 2264195), (8435, 1858331), (9395, 1668443), (10363, 1512595), (13153, 1191745), (27715, 565579), (34615, 452839), (38801, 403985), (43217, 362705), (51815, 302519), (65765, 238349), (72541, 216085), (80797, 194005)]