12747200

素因数分解:

$2^6\times 5^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:310

約数の個数: 84

約数和(自身を含む): 32503872

約数和(自身を除く): 19756672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 155, 160, 200, 248, 257, 310, 320, 400, 496, 514, 620, 775, 800, 992, 1028, 1240, 1285, 1550, 1600, 1984, 2056, 2480, 2570, 3100, 4112, 4960, 5140, 6200, 6425, 7967, 8224, 9920, 10280, 12400, 12850, 15934, 16448, 20560, 24800, 25700, 31868, 39835, 41120, 49600, 51400, 63736, 79670, 82240, 102800, 127472, 159340, 199175, 205600, 254944, 318680, 398350, 411200, 509888, 637360, 796700, 1274720, 1593400, 2549440, 3186800, 6373600, 12747200]

約数ペア:

[(1, 12747200), (2, 6373600), (4, 3186800), (5, 2549440), (8, 1593400), (10, 1274720), (16, 796700), (20, 637360), (25, 509888), (31, 411200), (32, 398350), (40, 318680), (50, 254944), (62, 205600), (64, 199175), (80, 159340), (100, 127472), (124, 102800), (155, 82240), (160, 79670), (200, 63736), (248, 51400), (257, 49600), (310, 41120), (320, 39835), (400, 31868), (496, 25700), (514, 24800), (620, 20560), (775, 16448), (800, 15934), (992, 12850), (1028, 12400), (1240, 10280), (1285, 9920), (1550, 8224), (1600, 7967), (1984, 6425), (2056, 6200), (2480, 5140), (2570, 4960), (3100, 4112)]