81319500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{1063}}^1$

素因数の和:1105

約数の個数: 144

約数和(自身を含む): 271881792

約数和(自身を除く): 190562292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 45, 50, 51, 60, 68, 75, 85, 90, 100, 102, 125, 150, 153, 170, 180, 204, 225, 250, 255, 300, 306, 340, 375, 425, 450, 500, 510, 612, 750, 765, 850, 900, 1020, 1063, 1125, 1275, 1500, 1530, 1700, 2125, 2126, 2250, 2550, 3060, 3189, 3825, 4250, 4252, 4500, 5100, 5315, 6375, 6378, 7650, 8500, 9567, 10630, 12750, 12756, 15300, 15945, 18071, 19125, 19134, 21260, 25500, 26575, 31890, 36142, 38250, 38268, 47835, 53150, 54213, 63780, 72284, 76500, 79725, 90355, 95670, 106300, 108426, 132875, 159450, 162639, 180710, 191340, 216852, 239175, 265750, 271065, 318900, 325278, 361420, 398625, 451775, 478350, 531500, 542130, 650556, 797250, 813195, 903550, 956700, 1084260, 1195875, 1355325, 1594500, 1626390, 1807100, 2258875, 2391750, 2710650, 3252780, 4065975, 4517750, 4783500, 5421300, 6776625, 8131950, 9035500, 13553250, 16263900, 20329875, 27106500, 40659750, 81319500]

約数ペア:

[(1, 81319500), (2, 40659750), (3, 27106500), (4, 20329875), (5, 16263900), (6, 13553250), (9, 9035500), (10, 8131950), (12, 6776625), (15, 5421300), (17, 4783500), (18, 4517750), (20, 4065975), (25, 3252780), (30, 2710650), (34, 2391750), (36, 2258875), (45, 1807100), (50, 1626390), (51, 1594500), (60, 1355325), (68, 1195875), (75, 1084260), (85, 956700), (90, 903550), (100, 813195), (102, 797250), (125, 650556), (150, 542130), (153, 531500), (170, 478350), (180, 451775), (204, 398625), (225, 361420), (250, 325278), (255, 318900), (300, 271065), (306, 265750), (340, 239175), (375, 216852), (425, 191340), (450, 180710), (500, 162639), (510, 159450), (612, 132875), (750, 108426), (765, 106300), (850, 95670), (900, 90355), (1020, 79725), (1063, 76500), (1125, 72284), (1275, 63780), (1500, 54213), (1530, 53150), (1700, 47835), (2125, 38268), (2126, 38250), (2250, 36142), (2550, 31890), (3060, 26575), (3189, 25500), (3825, 21260), (4250, 19134), (4252, 19125), (4500, 18071), (5100, 15945), (5315, 15300), (6375, 12756), (6378, 12750), (7650, 10630), (8500, 9567)]