109688540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{439}}^1$

素因数の和:523

約数の個数: 72

約数和(自身を含む): 256908960

約数和(自身を除く): 147220420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 439, 620, 806, 878, 961, 1612, 1756, 1922, 2015, 2195, 3844, 4030, 4390, 4805, 5707, 8060, 8780, 9610, 11414, 12493, 13609, 19220, 22828, 24986, 27218, 28535, 49972, 54436, 57070, 62465, 68045, 114140, 124930, 136090, 176917, 249860, 272180, 353834, 421879, 707668, 843758, 884585, 1687516, 1769170, 2109395, 3538340, 4218790, 5484427, 8437580, 10968854, 21937708, 27422135, 54844270, 109688540]

約数ペア:

[(1, 109688540), (2, 54844270), (4, 27422135), (5, 21937708), (10, 10968854), (13, 8437580), (20, 5484427), (26, 4218790), (31, 3538340), (52, 2109395), (62, 1769170), (65, 1687516), (124, 884585), (130, 843758), (155, 707668), (260, 421879), (310, 353834), (403, 272180), (439, 249860), (620, 176917), (806, 136090), (878, 124930), (961, 114140), (1612, 68045), (1756, 62465), (1922, 57070), (2015, 54436), (2195, 49972), (3844, 28535), (4030, 27218), (4390, 24986), (4805, 22828), (5707, 19220), (8060, 13609), (8780, 12493), (9610, 11414)]