70818560

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{907}}^1$

素因数の和:989

約数の個数: 72

約数和(自身を含む): 172603536

約数和(自身を除く): 101784976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 610, 640, 907, 976, 1220, 1280, 1814, 1952, 2440, 3628, 3904, 4535, 4880, 7256, 7808, 9070, 9760, 14512, 15616, 18140, 19520, 29024, 36280, 39040, 55327, 58048, 72560, 78080, 110654, 116096, 145120, 221308, 232192, 276635, 290240, 442616, 553270, 580480, 885232, 1106540, 1160960, 1770464, 2213080, 3540928, 4426160, 7081856, 8852320, 14163712, 17704640, 35409280, 70818560]

約数ペア:

[(1, 70818560), (2, 35409280), (4, 17704640), (5, 14163712), (8, 8852320), (10, 7081856), (16, 4426160), (20, 3540928), (32, 2213080), (40, 1770464), (61, 1160960), (64, 1106540), (80, 885232), (122, 580480), (128, 553270), (160, 442616), (244, 290240), (256, 276635), (305, 232192), (320, 221308), (488, 145120), (610, 116096), (640, 110654), (907, 78080), (976, 72560), (1220, 58048), (1280, 55327), (1814, 39040), (1952, 36280), (2440, 29024), (3628, 19520), (3904, 18140), (4535, 15616), (4880, 14512), (7256, 9760), (7808, 9070)]