205122676480

素因数分解:

$2^8\times 5^1\times {\mathrm{823}}^1\times {\mathrm{194717}}^1$

素因数の和:195561

約数の個数: 72

約数和(自身を含む): 491932439712

約数和(自身を除く): 286809763232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 823, 1280, 1646, 3292, 4115, 6584, 8230, 13168, 16460, 26336, 32920, 52672, 65840, 105344, 131680, 194717, 210688, 263360, 389434, 526720, 778868, 973585, 1053440, 1557736, 1947170, 3115472, 3894340, 6230944, 7788680, 12461888, 15577360, 24923776, 31154720, 49847552, 62309440, 124618880, 160252091, 249237760, 320504182, 641008364, 801260455, 1282016728, 1602520910, 2564033456, 3205041820, 5128066912, 6410083640, 10256133824, 12820167280, 20512267648, 25640334560, 41024535296, 51280669120, 102561338240, 205122676480]

約数ペア:

[(1, 205122676480), (2, 102561338240), (4, 51280669120), (5, 41024535296), (8, 25640334560), (10, 20512267648), (16, 12820167280), (20, 10256133824), (32, 6410083640), (40, 5128066912), (64, 3205041820), (80, 2564033456), (128, 1602520910), (160, 1282016728), (256, 801260455), (320, 641008364), (640, 320504182), (823, 249237760), (1280, 160252091), (1646, 124618880), (3292, 62309440), (4115, 49847552), (6584, 31154720), (8230, 24923776), (13168, 15577360), (16460, 12461888), (26336, 7788680), (32920, 6230944), (52672, 3894340), (65840, 3115472), (105344, 1947170), (131680, 1557736), (194717, 1053440), (210688, 973585), (263360, 778868), (389434, 526720)]