207963080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{911}}^1$

素因数の和:1374

約数の個数: 64

約数和(自身を含む): 505612800

約数和(自身を除く): 297649720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 439, 520, 878, 911, 1756, 1822, 2195, 3512, 3644, 4390, 4555, 5707, 7288, 8780, 9110, 11414, 11843, 17560, 18220, 22828, 23686, 28535, 36440, 45656, 47372, 57070, 59215, 94744, 114140, 118430, 228280, 236860, 399929, 473720, 799858, 1599716, 1999645, 3199432, 3999290, 5199077, 7998580, 10398154, 15997160, 20796308, 25995385, 41592616, 51990770, 103981540, 207963080]

約数ペア:

[(1, 207963080), (2, 103981540), (4, 51990770), (5, 41592616), (8, 25995385), (10, 20796308), (13, 15997160), (20, 10398154), (26, 7998580), (40, 5199077), (52, 3999290), (65, 3199432), (104, 1999645), (130, 1599716), (260, 799858), (439, 473720), (520, 399929), (878, 236860), (911, 228280), (1756, 118430), (1822, 114140), (2195, 94744), (3512, 59215), (3644, 57070), (4390, 47372), (4555, 45656), (5707, 36440), (7288, 28535), (8780, 23686), (9110, 22828), (11414, 18220), (11843, 17560)]