51240160

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 126880992

約数和(自身を除く): 75640832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 73, 80, 82, 107, 146, 160, 164, 205, 214, 292, 328, 365, 410, 428, 535, 584, 656, 730, 820, 856, 1070, 1168, 1312, 1460, 1640, 1712, 2140, 2336, 2920, 2993, 3280, 3424, 4280, 4387, 5840, 5986, 6560, 7811, 8560, 8774, 11680, 11972, 14965, 15622, 17120, 17548, 21935, 23944, 29930, 31244, 35096, 39055, 43870, 47888, 59860, 62488, 70192, 78110, 87740, 95776, 119720, 124976, 140384, 156220, 175480, 239440, 249952, 312440, 320251, 350960, 478880, 624880, 640502, 701920, 1249760, 1281004, 1601255, 2562008, 3202510, 5124016, 6405020, 10248032, 12810040, 25620080, 51240160]

約数ペア:

[(1, 51240160), (2, 25620080), (4, 12810040), (5, 10248032), (8, 6405020), (10, 5124016), (16, 3202510), (20, 2562008), (32, 1601255), (40, 1281004), (41, 1249760), (73, 701920), (80, 640502), (82, 624880), (107, 478880), (146, 350960), (160, 320251), (164, 312440), (205, 249952), (214, 239440), (292, 175480), (328, 156220), (365, 140384), (410, 124976), (428, 119720), (535, 95776), (584, 87740), (656, 78110), (730, 70192), (820, 62488), (856, 59860), (1070, 47888), (1168, 43870), (1312, 39055), (1460, 35096), (1640, 31244), (1712, 29930), (2140, 23944), (2336, 21935), (2920, 17548), (2993, 17120), (3280, 15622), (3424, 14965), (4280, 11972), (4387, 11680), (5840, 8774), (5986, 8560), (6560, 7811)]