25546180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{769}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 58988160

約数和(自身を除く): 33441980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 151, 220, 302, 604, 755, 769, 1510, 1538, 1661, 3020, 3076, 3322, 3845, 6644, 7690, 8305, 8459, 15380, 16610, 16918, 33220, 33836, 42295, 84590, 116119, 169180, 232238, 464476, 580595, 1161190, 1277309, 2322380, 2554618, 5109236, 6386545, 12773090, 25546180]

約数ペア:

[(1, 25546180), (2, 12773090), (4, 6386545), (5, 5109236), (10, 2554618), (11, 2322380), (20, 1277309), (22, 1161190), (44, 580595), (55, 464476), (110, 232238), (151, 169180), (220, 116119), (302, 84590), (604, 42295), (755, 33836), (769, 33220), (1510, 16918), (1538, 16610), (1661, 15380), (3020, 8459), (3076, 8305), (3322, 7690), (3845, 6644)]