26402080

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5323}}^1$

素因数の和:5369

約数の個数: 48

約数和(自身を含む): 64399104

約数和(自身を除く): 37997024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 5323, 10646, 21292, 26615, 42584, 53230, 85168, 106460, 165013, 170336, 212920, 330026, 425840, 660052, 825065, 851680, 1320104, 1650130, 2640208, 3300260, 5280416, 6600520, 13201040, 26402080]

約数ペア:

[(1, 26402080), (2, 13201040), (4, 6600520), (5, 5280416), (8, 3300260), (10, 2640208), (16, 1650130), (20, 1320104), (31, 851680), (32, 825065), (40, 660052), (62, 425840), (80, 330026), (124, 212920), (155, 170336), (160, 165013), (248, 106460), (310, 85168), (496, 53230), (620, 42584), (992, 26615), (1240, 21292), (2480, 10646), (4960, 5323)]