65400088

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 142067520

約数和(自身を除く): 76667432

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 71, 104, 136, 142, 221, 284, 442, 521, 568, 884, 923, 1042, 1207, 1768, 1846, 2084, 2414, 3692, 4168, 4828, 6773, 7384, 8857, 9656, 13546, 15691, 17714, 27092, 31382, 35428, 36991, 54184, 62764, 70856, 73982, 115141, 125528, 147964, 230282, 295928, 460564, 480883, 628847, 921128, 961766, 1257694, 1923532, 2515388, 3847064, 5030776, 8175011, 16350022, 32700044, 65400088]

約数ペア:

[(1, 65400088), (2, 32700044), (4, 16350022), (8, 8175011), (13, 5030776), (17, 3847064), (26, 2515388), (34, 1923532), (52, 1257694), (68, 961766), (71, 921128), (104, 628847), (136, 480883), (142, 460564), (221, 295928), (284, 230282), (442, 147964), (521, 125528), (568, 115141), (884, 73982), (923, 70856), (1042, 62764), (1207, 54184), (1768, 36991), (1846, 35428), (2084, 31382), (2414, 27092), (3692, 17714), (4168, 15691), (4828, 13546), (6773, 9656), (7384, 8857)]