4020050

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 8015112

約数和(自身を除く): 3995062

約数列:

[1, 2, 5, 10, 25, 37, 41, 50, 53, 74, 82, 106, 185, 205, 265, 370, 410, 530, 925, 1025, 1325, 1517, 1850, 1961, 2050, 2173, 2650, 3034, 3922, 4346, 7585, 9805, 10865, 15170, 19610, 21730, 37925, 49025, 54325, 75850, 80401, 98050, 108650, 160802, 402005, 804010, 2010025, 4020050]

約数ペア:

[(1, 4020050), (2, 2010025), (5, 804010), (10, 402005), (25, 160802), (37, 108650), (41, 98050), (50, 80401), (53, 75850), (74, 54325), (82, 49025), (106, 37925), (185, 21730), (205, 19610), (265, 15170), (370, 10865), (410, 9805), (530, 7585), (925, 4346), (1025, 3922), (1325, 3034), (1517, 2650), (1850, 2173), (1961, 2050)]