130533520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{401}}^1$

素因数の和:740

約数の個数: 80

約数和(自身を含む): 328697712

約数和(自身を除く): 198164192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 313, 401, 520, 626, 802, 1040, 1252, 1565, 1604, 2005, 2504, 3130, 3208, 4010, 4069, 5008, 5213, 6260, 6416, 8020, 8138, 10426, 12520, 16040, 16276, 20345, 20852, 25040, 26065, 32080, 32552, 40690, 41704, 52130, 65104, 81380, 83408, 104260, 125513, 162760, 208520, 251026, 325520, 417040, 502052, 627565, 1004104, 1255130, 1631669, 2008208, 2510260, 3263338, 5020520, 6526676, 8158345, 10041040, 13053352, 16316690, 26106704, 32633380, 65266760, 130533520]

約数ペア:

[(1, 130533520), (2, 65266760), (4, 32633380), (5, 26106704), (8, 16316690), (10, 13053352), (13, 10041040), (16, 8158345), (20, 6526676), (26, 5020520), (40, 3263338), (52, 2510260), (65, 2008208), (80, 1631669), (104, 1255130), (130, 1004104), (208, 627565), (260, 502052), (313, 417040), (401, 325520), (520, 251026), (626, 208520), (802, 162760), (1040, 125513), (1252, 104260), (1565, 83408), (1604, 81380), (2005, 65104), (2504, 52130), (3130, 41704), (3208, 40690), (4010, 32552), (4069, 32080), (5008, 26065), (5213, 25040), (6260, 20852), (6416, 20345), (8020, 16276), (8138, 16040), (10426, 12520)]