127139680

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{25633}}^1$

素因数の和:25679

約数の個数: 48

約数和(自身を含む): 310068864

約数和(自身を除く): 182929184

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, 25633, 51266, 102532, 128165, 205064, 256330, 410128, 512660, 794623, 820256, 1025320, 1589246, 2050640, 3178492, 3973115, 4101280, 6356984, 7946230, 12713968, 15892460, 25427936, 31784920, 63569840, 127139680]

約数ペア:

[(1, 127139680), (2, 63569840), (4, 31784920), (5, 25427936), (8, 15892460), (10, 12713968), (16, 7946230), (20, 6356984), (31, 4101280), (32, 3973115), (40, 3178492), (62, 2050640), (80, 1589246), (124, 1025320), (155, 820256), (160, 794623), (248, 512660), (310, 410128), (496, 256330), (620, 205064), (992, 128165), (1240, 102532), (2480, 51266), (4960, 25633)]