71317757440

素因数分解:

$2^9\times 5^1\times {\mathrm{857}}^1\times {\mathrm{32507}}^1$

素因数の和:33387

約数の個数: 80

約数和(自身を含む): 171200261232

約数和(自身を除く): 99882503792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 857, 1280, 1714, 2560, 3428, 4285, 6856, 8570, 13712, 17140, 27424, 32507, 34280, 54848, 65014, 68560, 109696, 130028, 137120, 162535, 219392, 260056, 274240, 325070, 438784, 520112, 548480, 650140, 1040224, 1096960, 1300280, 2080448, 2193920, 2600560, 4160896, 5201120, 8321792, 10402240, 16643584, 20804480, 27858499, 41608960, 55716998, 83217920, 111433996, 139292495, 222867992, 278584990, 445735984, 557169980, 891471968, 1114339960, 1782943936, 2228679920, 3565887872, 4457359840, 7131775744, 8914719680, 14263551488, 17829439360, 35658878720, 71317757440]

約数ペア:

[(1, 71317757440), (2, 35658878720), (4, 17829439360), (5, 14263551488), (8, 8914719680), (10, 7131775744), (16, 4457359840), (20, 3565887872), (32, 2228679920), (40, 1782943936), (64, 1114339960), (80, 891471968), (128, 557169980), (160, 445735984), (256, 278584990), (320, 222867992), (512, 139292495), (640, 111433996), (857, 83217920), (1280, 55716998), (1714, 41608960), (2560, 27858499), (3428, 20804480), (4285, 16643584), (6856, 10402240), (8570, 8321792), (13712, 5201120), (17140, 4160896), (27424, 2600560), (32507, 2193920), (34280, 2080448), (54848, 1300280), (65014, 1096960), (68560, 1040224), (109696, 650140), (130028, 548480), (137120, 520112), (162535, 438784), (219392, 325070), (260056, 274240)]