56380160

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2591}}^1$

素因数の和:2629

約数の個数: 72

約数和(自身を含む): 143047296

約数和(自身を除く): 86667136

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 2176, 2591, 2720, 4352, 5182, 5440, 10364, 10880, 12955, 20728, 21760, 25910, 41456, 44047, 51820, 82912, 88094, 103640, 165824, 176188, 207280, 220235, 331648, 352376, 414560, 440470, 663296, 704752, 829120, 880940, 1409504, 1658240, 1761880, 2819008, 3316480, 3523760, 5638016, 7047520, 11276032, 14095040, 28190080, 56380160]

約数ペア:

[(1, 56380160), (2, 28190080), (4, 14095040), (5, 11276032), (8, 7047520), (10, 5638016), (16, 3523760), (17, 3316480), (20, 2819008), (32, 1761880), (34, 1658240), (40, 1409504), (64, 880940), (68, 829120), (80, 704752), (85, 663296), (128, 440470), (136, 414560), (160, 352376), (170, 331648), (256, 220235), (272, 207280), (320, 176188), (340, 165824), (544, 103640), (640, 88094), (680, 82912), (1088, 51820), (1280, 44047), (1360, 41456), (2176, 25910), (2591, 21760), (2720, 20728), (4352, 12955), (5182, 10880), (5440, 10364)]