13306887280

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{449}}^1\times {\mathrm{2917}}^1$

素因数の和:3506

約数の個数: 80

約数和(自身を含む): 31262284800

約数和(自身を除く): 17955397520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 449, 508, 635, 898, 1016, 1270, 1796, 2032, 2245, 2540, 2917, 3592, 4490, 5080, 5834, 7184, 8980, 10160, 11668, 14585, 17960, 23336, 29170, 35920, 46672, 57023, 58340, 114046, 116680, 228092, 233360, 285115, 370459, 456184, 570230, 740918, 912368, 1140460, 1309733, 1481836, 1852295, 2280920, 2619466, 2963672, 3704590, 4561840, 5238932, 5927344, 6548665, 7409180, 10477864, 13097330, 14818360, 20955728, 26194660, 29636720, 52389320, 104778640, 166336091, 332672182, 665344364, 831680455, 1330688728, 1663360910, 2661377456, 3326721820, 6653443640, 13306887280]

約数ペア:

[(1, 13306887280), (2, 6653443640), (4, 3326721820), (5, 2661377456), (8, 1663360910), (10, 1330688728), (16, 831680455), (20, 665344364), (40, 332672182), (80, 166336091), (127, 104778640), (254, 52389320), (449, 29636720), (508, 26194660), (635, 20955728), (898, 14818360), (1016, 13097330), (1270, 10477864), (1796, 7409180), (2032, 6548665), (2245, 5927344), (2540, 5238932), (2917, 4561840), (3592, 3704590), (4490, 2963672), (5080, 2619466), (5834, 2280920), (7184, 1852295), (8980, 1481836), (10160, 1309733), (11668, 1140460), (14585, 912368), (17960, 740918), (23336, 570230), (29170, 456184), (35920, 370459), (46672, 285115), (57023, 233360), (58340, 228092), (114046, 116680)]