208070080

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15859}}^1$

素因数の和:15917

約数の個数: 56

約数和(自身を含む): 507583440

約数和(自身を除く): 299513360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1312, 1640, 2624, 3280, 6560, 13120, 15859, 31718, 63436, 79295, 126872, 158590, 253744, 317180, 507488, 634360, 650219, 1014976, 1268720, 1300438, 2537440, 2600876, 3251095, 5074880, 5201752, 6502190, 10403504, 13004380, 20807008, 26008760, 41614016, 52017520, 104035040, 208070080]

約数ペア:

[(1, 208070080), (2, 104035040), (4, 52017520), (5, 41614016), (8, 26008760), (10, 20807008), (16, 13004380), (20, 10403504), (32, 6502190), (40, 5201752), (41, 5074880), (64, 3251095), (80, 2600876), (82, 2537440), (160, 1300438), (164, 1268720), (205, 1014976), (320, 650219), (328, 634360), (410, 507488), (656, 317180), (820, 253744), (1312, 158590), (1640, 126872), (2624, 79295), (3280, 63436), (6560, 31718), (13120, 15859)]