31488049145

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:495

約数の個数: 128

約数和(自身を含む): 48910417920

約数和(自身を除く): 17422368775

約数列:

[1, 5, 7, 17, 23, 35, 85, 89, 103, 115, 119, 161, 251, 391, 445, 515, 595, 623, 721, 805, 1255, 1513, 1751, 1757, 1955, 2047, 2369, 2737, 3115, 3605, 4267, 5773, 7565, 8755, 8785, 9167, 10235, 10591, 11845, 12257, 13685, 14329, 16583, 21335, 22339, 25853, 28865, 29869, 34799, 40273, 40411, 45835, 52955, 61285, 64169, 71645, 82915, 98141, 111695, 129265, 149345, 155839, 156373, 173995, 180971, 201365, 202055, 210841, 243593, 281911, 320845, 379763, 439501, 490705, 513797, 594619, 686987, 779195, 781865, 904855, 1054205, 1090873, 1217965, 1409555, 1475887, 1898815, 2197505, 2300917, 2568985, 2658341, 2973095, 3076507, 3434935, 3584297, 3596579, 4162333, 5454365, 7379435, 8734549, 10108523, 11504585, 13291705, 15382535, 16106419, 17921485, 17982895, 20811665, 25090079, 39115589, 43672745, 50542615, 52921091, 61141843, 70759661, 80532095, 125450395, 195577945, 264605455, 273809123, 305709215, 353798305, 370447637, 899658547, 1369045615, 1852238185, 4498292735, 6297609829, 31488049145]

約数ペア:

[(1, 31488049145), (5, 6297609829), (7, 4498292735), (17, 1852238185), (23, 1369045615), (35, 899658547), (85, 370447637), (89, 353798305), (103, 305709215), (115, 273809123), (119, 264605455), (161, 195577945), (251, 125450395), (391, 80532095), (445, 70759661), (515, 61141843), (595, 52921091), (623, 50542615), (721, 43672745), (805, 39115589), (1255, 25090079), (1513, 20811665), (1751, 17982895), (1757, 17921485), (1955, 16106419), (2047, 15382535), (2369, 13291705), (2737, 11504585), (3115, 10108523), (3605, 8734549), (4267, 7379435), (5773, 5454365), (7565, 4162333), (8755, 3596579), (8785, 3584297), (9167, 3434935), (10235, 3076507), (10591, 2973095), (11845, 2658341), (12257, 2568985), (13685, 2300917), (14329, 2197505), (16583, 1898815), (21335, 1475887), (22339, 1409555), (25853, 1217965), (28865, 1090873), (29869, 1054205), (34799, 904855), (40273, 781865), (40411, 779195), (45835, 686987), (52955, 594619), (61285, 513797), (64169, 490705), (71645, 439501), (82915, 379763), (98141, 320845), (111695, 281911), (129265, 243593), (149345, 210841), (155839, 202055), (156373, 201365), (173995, 180971)]