99996040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{479}}^1$

素因数の和:814

約数の個数: 64

約数和(自身を含む): 239500800

約数和(自身を除く): 139504760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 307, 340, 479, 614, 680, 958, 1228, 1535, 1916, 2395, 2456, 3070, 3832, 4790, 5219, 6140, 8143, 9580, 10438, 12280, 16286, 19160, 20876, 26095, 32572, 40715, 41752, 52190, 65144, 81430, 104380, 147053, 162860, 208760, 294106, 325720, 588212, 735265, 1176424, 1470530, 2499901, 2941060, 4999802, 5882120, 9999604, 12499505, 19999208, 24999010, 49998020, 99996040]

約数ペア:

[(1, 99996040), (2, 49998020), (4, 24999010), (5, 19999208), (8, 12499505), (10, 9999604), (17, 5882120), (20, 4999802), (34, 2941060), (40, 2499901), (68, 1470530), (85, 1176424), (136, 735265), (170, 588212), (307, 325720), (340, 294106), (479, 208760), (614, 162860), (680, 147053), (958, 104380), (1228, 81430), (1535, 65144), (1916, 52190), (2395, 41752), (2456, 40715), (3070, 32572), (3832, 26095), (4790, 20876), (5219, 19160), (6140, 16286), (8143, 12280), (9580, 10438)]