30625280

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{1709}}^1$

素因数の和:1739

約数の個数: 80

約数和(自身を含む): 83967840

約数和(自身を除く): 53342560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1709, 1792, 2240, 2560, 3418, 3584, 4480, 6836, 8545, 8960, 11963, 13672, 17090, 17920, 23926, 27344, 34180, 47852, 54688, 59815, 68360, 95704, 109376, 119630, 136720, 191408, 218752, 239260, 273440, 382816, 437504, 478520, 546880, 765632, 875008, 957040, 1093760, 1531264, 1914080, 2187520, 3062528, 3828160, 4375040, 6125056, 7656320, 15312640, 30625280]

約数ペア:

[(1, 30625280), (2, 15312640), (4, 7656320), (5, 6125056), (7, 4375040), (8, 3828160), (10, 3062528), (14, 2187520), (16, 1914080), (20, 1531264), (28, 1093760), (32, 957040), (35, 875008), (40, 765632), (56, 546880), (64, 478520), (70, 437504), (80, 382816), (112, 273440), (128, 239260), (140, 218752), (160, 191408), (224, 136720), (256, 119630), (280, 109376), (320, 95704), (448, 68360), (512, 59815), (560, 54688), (640, 47852), (896, 34180), (1120, 27344), (1280, 23926), (1709, 17920), (1792, 17090), (2240, 13672), (2560, 11963), (3418, 8960), (3584, 8545), (4480, 6836)]