54807040

素因数分解:

$2^9\times 5^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:373

約数の個数: 80

約数和(自身を含む): 133562880

約数和(自身を除く): 78755840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 271, 316, 320, 395, 512, 542, 632, 640, 790, 1084, 1264, 1280, 1355, 1580, 2168, 2528, 2560, 2710, 3160, 4336, 5056, 5420, 6320, 8672, 10112, 10840, 12640, 17344, 20224, 21409, 21680, 25280, 34688, 40448, 42818, 43360, 50560, 69376, 85636, 86720, 101120, 107045, 138752, 171272, 173440, 202240, 214090, 342544, 346880, 428180, 685088, 693760, 856360, 1370176, 1712720, 2740352, 3425440, 5480704, 6850880, 10961408, 13701760, 27403520, 54807040]

約数ペア:

[(1, 54807040), (2, 27403520), (4, 13701760), (5, 10961408), (8, 6850880), (10, 5480704), (16, 3425440), (20, 2740352), (32, 1712720), (40, 1370176), (64, 856360), (79, 693760), (80, 685088), (128, 428180), (158, 346880), (160, 342544), (256, 214090), (271, 202240), (316, 173440), (320, 171272), (395, 138752), (512, 107045), (542, 101120), (632, 86720), (640, 85636), (790, 69376), (1084, 50560), (1264, 43360), (1280, 42818), (1355, 40448), (1580, 34688), (2168, 25280), (2528, 21680), (2560, 21409), (2710, 20224), (3160, 17344), (4336, 12640), (5056, 10840), (5420, 10112), (6320, 8672)]