25380640

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:182

約数の個数: 96

約数和(自身を含む): 63440496

約数和(自身を除く): 38059856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 53, 73, 80, 82, 106, 146, 160, 164, 205, 212, 265, 292, 328, 365, 410, 424, 530, 584, 656, 730, 820, 848, 1060, 1168, 1312, 1460, 1640, 1696, 2120, 2173, 2336, 2920, 2993, 3280, 3869, 4240, 4346, 5840, 5986, 6560, 7738, 8480, 8692, 10865, 11680, 11972, 14965, 15476, 17384, 19345, 21730, 23944, 29930, 30952, 34768, 38690, 43460, 47888, 59860, 61904, 69536, 77380, 86920, 95776, 119720, 123808, 154760, 158629, 173840, 239440, 309520, 317258, 347680, 478880, 619040, 634516, 793145, 1269032, 1586290, 2538064, 3172580, 5076128, 6345160, 12690320, 25380640]

約数ペア:

[(1, 25380640), (2, 12690320), (4, 6345160), (5, 5076128), (8, 3172580), (10, 2538064), (16, 1586290), (20, 1269032), (32, 793145), (40, 634516), (41, 619040), (53, 478880), (73, 347680), (80, 317258), (82, 309520), (106, 239440), (146, 173840), (160, 158629), (164, 154760), (205, 123808), (212, 119720), (265, 95776), (292, 86920), (328, 77380), (365, 69536), (410, 61904), (424, 59860), (530, 47888), (584, 43460), (656, 38690), (730, 34768), (820, 30952), (848, 29930), (1060, 23944), (1168, 21730), (1312, 19345), (1460, 17384), (1640, 15476), (1696, 14965), (2120, 11972), (2173, 11680), (2336, 10865), (2920, 8692), (2993, 8480), (3280, 7738), (3869, 6560), (4240, 5986), (4346, 5840)]