49738880

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:182

約数の個数: 128

約数和(自身を含む): 129254400

約数和(自身を除く): 79515520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 92, 109, 115, 124, 128, 155, 160, 184, 218, 230, 248, 310, 320, 368, 436, 460, 496, 545, 620, 640, 713, 736, 872, 920, 992, 1090, 1240, 1426, 1472, 1744, 1840, 1984, 2180, 2480, 2507, 2852, 2944, 3379, 3488, 3565, 3680, 3968, 4360, 4960, 5014, 5704, 6758, 6976, 7130, 7360, 8720, 9920, 10028, 11408, 12535, 13516, 13952, 14260, 14720, 16895, 17440, 19840, 20056, 22816, 25070, 27032, 28520, 33790, 34880, 40112, 45632, 50140, 54064, 57040, 67580, 69760, 77717, 80224, 91264, 100280, 108128, 114080, 135160, 155434, 160448, 200560, 216256, 228160, 270320, 310868, 320896, 388585, 401120, 432512, 456320, 540640, 621736, 777170, 802240, 1081280, 1243472, 1554340, 1604480, 2162560, 2486944, 3108680, 4973888, 6217360, 9947776, 12434720, 24869440, 49738880]

約数ペア:

[(1, 49738880), (2, 24869440), (4, 12434720), (5, 9947776), (8, 6217360), (10, 4973888), (16, 3108680), (20, 2486944), (23, 2162560), (31, 1604480), (32, 1554340), (40, 1243472), (46, 1081280), (62, 802240), (64, 777170), (80, 621736), (92, 540640), (109, 456320), (115, 432512), (124, 401120), (128, 388585), (155, 320896), (160, 310868), (184, 270320), (218, 228160), (230, 216256), (248, 200560), (310, 160448), (320, 155434), (368, 135160), (436, 114080), (460, 108128), (496, 100280), (545, 91264), (620, 80224), (640, 77717), (713, 69760), (736, 67580), (872, 57040), (920, 54064), (992, 50140), (1090, 45632), (1240, 40112), (1426, 34880), (1472, 33790), (1744, 28520), (1840, 27032), (1984, 25070), (2180, 22816), (2480, 20056), (2507, 19840), (2852, 17440), (2944, 16895), (3379, 14720), (3488, 14260), (3565, 13952), (3680, 13516), (3968, 12535), (4360, 11408), (4960, 10028), (5014, 9920), (5704, 8720), (6758, 7360), (6976, 7130)]