72998000

素因数分解:

$2^4\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:172

約数の個数: 160

約数和(自身を含む): 198469440

約数和(自身を除く): 125471440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 34, 38, 40, 50, 68, 76, 80, 85, 95, 100, 113, 125, 136, 152, 170, 190, 200, 226, 250, 272, 304, 323, 340, 380, 400, 425, 452, 475, 500, 565, 646, 680, 760, 850, 904, 950, 1000, 1130, 1292, 1360, 1520, 1615, 1700, 1808, 1900, 1921, 2000, 2125, 2147, 2260, 2375, 2584, 2825, 3230, 3400, 3800, 3842, 4250, 4294, 4520, 4750, 5168, 5650, 6460, 6800, 7600, 7684, 8075, 8500, 8588, 9040, 9500, 9605, 10735, 11300, 12920, 14125, 15368, 16150, 17000, 17176, 19000, 19210, 21470, 22600, 25840, 28250, 30736, 32300, 34000, 34352, 36499, 38000, 38420, 40375, 42940, 45200, 48025, 53675, 56500, 64600, 72998, 76840, 80750, 85880, 96050, 107350, 113000, 129200, 145996, 153680, 161500, 171760, 182495, 192100, 214700, 226000, 240125, 268375, 291992, 323000, 364990, 384200, 429400, 480250, 536750, 583984, 646000, 729980, 768400, 858800, 912475, 960500, 1073500, 1459960, 1824950, 1921000, 2147000, 2919920, 3649900, 3842000, 4294000, 4562375, 7299800, 9124750, 14599600, 18249500, 36499000, 72998000]

約数ペア:

[(1, 72998000), (2, 36499000), (4, 18249500), (5, 14599600), (8, 9124750), (10, 7299800), (16, 4562375), (17, 4294000), (19, 3842000), (20, 3649900), (25, 2919920), (34, 2147000), (38, 1921000), (40, 1824950), (50, 1459960), (68, 1073500), (76, 960500), (80, 912475), (85, 858800), (95, 768400), (100, 729980), (113, 646000), (125, 583984), (136, 536750), (152, 480250), (170, 429400), (190, 384200), (200, 364990), (226, 323000), (250, 291992), (272, 268375), (304, 240125), (323, 226000), (340, 214700), (380, 192100), (400, 182495), (425, 171760), (452, 161500), (475, 153680), (500, 145996), (565, 129200), (646, 113000), (680, 107350), (760, 96050), (850, 85880), (904, 80750), (950, 76840), (1000, 72998), (1130, 64600), (1292, 56500), (1360, 53675), (1520, 48025), (1615, 45200), (1700, 42940), (1808, 40375), (1900, 38420), (1921, 38000), (2000, 36499), (2125, 34352), (2147, 34000), (2260, 32300), (2375, 30736), (2584, 28250), (2825, 25840), (3230, 22600), (3400, 21470), (3800, 19210), (3842, 19000), (4250, 17176), (4294, 17000), (4520, 16150), (4750, 15368), (5168, 14125), (5650, 12920), (6460, 11300), (6800, 10735), (7600, 9605), (7684, 9500), (8075, 9040), (8500, 8588)]