31031885560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1493}}^1\times {\mathrm{39971}}^1$

素因数の和:41488

約数の個数: 64

約数和(自身を含む): 75244891680

約数和(自身を除く): 44213006120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1493, 2986, 5972, 7465, 11944, 14930, 19409, 29860, 38818, 39971, 59720, 77636, 79942, 97045, 155272, 159884, 194090, 199855, 319768, 388180, 399710, 519623, 776360, 799420, 1039246, 1598840, 2078492, 2598115, 4156984, 5196230, 10392460, 20784920, 59676703, 119353406, 238706812, 298383515, 477413624, 596767030, 775797139, 1193534060, 1551594278, 2387068120, 3103188556, 3878985695, 6206377112, 7757971390, 15515942780, 31031885560]

約数ペア:

[(1, 31031885560), (2, 15515942780), (4, 7757971390), (5, 6206377112), (8, 3878985695), (10, 3103188556), (13, 2387068120), (20, 1551594278), (26, 1193534060), (40, 775797139), (52, 596767030), (65, 477413624), (104, 298383515), (130, 238706812), (260, 119353406), (520, 59676703), (1493, 20784920), (2986, 10392460), (5972, 5196230), (7465, 4156984), (11944, 2598115), (14930, 2078492), (19409, 1598840), (29860, 1039246), (38818, 799420), (39971, 776360), (59720, 519623), (77636, 399710), (79942, 388180), (97045, 319768), (155272, 199855), (159884, 194090)]