26081120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12539}}^1$

素因数の和:12567

約数の個数: 48

約数和(自身を含む): 66361680

約数和(自身を除く): 40280560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 12539, 25078, 50156, 62695, 100312, 125390, 163007, 200624, 250780, 326014, 401248, 501560, 652028, 815035, 1003120, 1304056, 1630070, 2006240, 2608112, 3260140, 5216224, 6520280, 13040560, 26081120]

約数ペア:

[(1, 26081120), (2, 13040560), (4, 6520280), (5, 5216224), (8, 3260140), (10, 2608112), (13, 2006240), (16, 1630070), (20, 1304056), (26, 1003120), (32, 815035), (40, 652028), (52, 501560), (65, 401248), (80, 326014), (104, 250780), (130, 200624), (160, 163007), (208, 125390), (260, 100312), (416, 62695), (520, 50156), (1040, 25078), (2080, 12539)]