25371990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:163

約数の個数: 192

約数和(自身を含む): 84105216

約数和(自身を除く): 58733226

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 23, 30, 34, 35, 42, 45, 46, 51, 63, 69, 70, 85, 90, 102, 103, 105, 115, 119, 126, 138, 153, 161, 170, 206, 207, 210, 230, 238, 255, 306, 309, 315, 322, 345, 357, 391, 414, 483, 510, 515, 595, 618, 630, 690, 714, 721, 765, 782, 805, 927, 966, 1030, 1035, 1071, 1173, 1190, 1442, 1449, 1530, 1545, 1610, 1751, 1785, 1854, 1955, 2070, 2142, 2163, 2346, 2369, 2415, 2737, 2898, 3090, 3502, 3519, 3570, 3605, 3910, 4326, 4635, 4738, 4830, 5253, 5355, 5474, 5865, 6489, 7038, 7107, 7210, 7245, 8211, 8755, 9270, 10506, 10710, 10815, 11730, 11845, 12257, 12978, 13685, 14214, 14490, 15759, 16422, 16583, 17510, 17595, 21321, 21630, 23690, 24514, 24633, 26265, 27370, 31518, 32445, 33166, 35190, 35535, 36771, 40273, 41055, 42642, 49266, 49749, 52530, 61285, 64890, 71070, 73542, 78795, 80546, 82110, 82915, 99498, 106605, 110313, 120819, 122570, 123165, 149247, 157590, 165830, 183855, 201365, 213210, 220626, 241638, 246330, 248745, 281911, 298494, 362457, 367710, 402730, 497490, 551565, 563822, 604095, 724914, 746235, 845733, 1103130, 1208190, 1409555, 1492470, 1691466, 1812285, 2537199, 2819110, 3624570, 4228665, 5074398, 8457330, 12685995, 25371990]

約数ペア:

[(1, 25371990), (2, 12685995), (3, 8457330), (5, 5074398), (6, 4228665), (7, 3624570), (9, 2819110), (10, 2537199), (14, 1812285), (15, 1691466), (17, 1492470), (18, 1409555), (21, 1208190), (23, 1103130), (30, 845733), (34, 746235), (35, 724914), (42, 604095), (45, 563822), (46, 551565), (51, 497490), (63, 402730), (69, 367710), (70, 362457), (85, 298494), (90, 281911), (102, 248745), (103, 246330), (105, 241638), (115, 220626), (119, 213210), (126, 201365), (138, 183855), (153, 165830), (161, 157590), (170, 149247), (206, 123165), (207, 122570), (210, 120819), (230, 110313), (238, 106605), (255, 99498), (306, 82915), (309, 82110), (315, 80546), (322, 78795), (345, 73542), (357, 71070), (391, 64890), (414, 61285), (483, 52530), (510, 49749), (515, 49266), (595, 42642), (618, 41055), (630, 40273), (690, 36771), (714, 35535), (721, 35190), (765, 33166), (782, 32445), (805, 31518), (927, 27370), (966, 26265), (1030, 24633), (1035, 24514), (1071, 23690), (1173, 21630), (1190, 21321), (1442, 17595), (1449, 17510), (1530, 16583), (1545, 16422), (1610, 15759), (1751, 14490), (1785, 14214), (1854, 13685), (1955, 12978), (2070, 12257), (2142, 11845), (2163, 11730), (2346, 10815), (2369, 10710), (2415, 10506), (2737, 9270), (2898, 8755), (3090, 8211), (3502, 7245), (3519, 7210), (3570, 7107), (3605, 7038), (3910, 6489), (4326, 5865), (4635, 5474), (4738, 5355), (4830, 5253)]