40282775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 59621184

約数和(自身を除く): 19338409

約数列:

[1, 5, 13, 17, 23, 25, 65, 85, 115, 221, 299, 317, 325, 391, 425, 575, 1105, 1495, 1585, 1955, 4121, 5083, 5389, 5525, 7291, 7475, 7925, 9775, 20605, 25415, 26945, 36455, 70057, 94783, 103025, 123947, 127075, 134725, 182275, 350285, 473915, 619735, 1611311, 1751425, 2369575, 3098675, 8056555, 40282775]

約数ペア:

[(1, 40282775), (5, 8056555), (13, 3098675), (17, 2369575), (23, 1751425), (25, 1611311), (65, 619735), (85, 473915), (115, 350285), (221, 182275), (299, 134725), (317, 127075), (325, 123947), (391, 103025), (425, 94783), (575, 70057), (1105, 36455), (1495, 26945), (1585, 25415), (1955, 20605), (4121, 9775), (5083, 7925), (5389, 7475), (5525, 7291)]