80842240

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1373}}^1$

素因数の和:1419

約数の個数: 80

約数和(自身を含む): 202406688

約数和(自身を除く): 121564448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 640, 736, 920, 1280, 1373, 1472, 1840, 2560, 2746, 2944, 3680, 5492, 5888, 6865, 7360, 10984, 11776, 13730, 14720, 21968, 27460, 29440, 31579, 43936, 54920, 58880, 63158, 87872, 109840, 126316, 157895, 175744, 219680, 252632, 315790, 351488, 439360, 505264, 631580, 702976, 878720, 1010528, 1263160, 1757440, 2021056, 2526320, 3514880, 4042112, 5052640, 8084224, 10105280, 16168448, 20210560, 40421120, 80842240]

約数ペア:

[(1, 80842240), (2, 40421120), (4, 20210560), (5, 16168448), (8, 10105280), (10, 8084224), (16, 5052640), (20, 4042112), (23, 3514880), (32, 2526320), (40, 2021056), (46, 1757440), (64, 1263160), (80, 1010528), (92, 878720), (115, 702976), (128, 631580), (160, 505264), (184, 439360), (230, 351488), (256, 315790), (320, 252632), (368, 219680), (460, 175744), (512, 157895), (640, 126316), (736, 109840), (920, 87872), (1280, 63158), (1373, 58880), (1472, 54920), (1840, 43936), (2560, 31579), (2746, 29440), (2944, 27460), (3680, 21968), (5492, 14720), (5888, 13730), (6865, 11776), (7360, 10984)]