75724545

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1$

素因数の和:522

約数の個数: 64

約数和(自身を含む): 141087744

約数和(自身を除く): 65363199

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 53, 65, 85, 159, 195, 221, 255, 265, 431, 663, 689, 795, 901, 1105, 1293, 2067, 2155, 2703, 3315, 3445, 4505, 5603, 6465, 7327, 10335, 11713, 13515, 16809, 21981, 22843, 28015, 35139, 36635, 58565, 68529, 84045, 95251, 109905, 114215, 175695, 285753, 296959, 342645, 388331, 476255, 890877, 1164993, 1428765, 1484795, 1941655, 4454385, 5048303, 5824965, 15144909, 25241515, 75724545]

約数ペア:

[(1, 75724545), (3, 25241515), (5, 15144909), (13, 5824965), (15, 5048303), (17, 4454385), (39, 1941655), (51, 1484795), (53, 1428765), (65, 1164993), (85, 890877), (159, 476255), (195, 388331), (221, 342645), (255, 296959), (265, 285753), (431, 175695), (663, 114215), (689, 109905), (795, 95251), (901, 84045), (1105, 68529), (1293, 58565), (2067, 36635), (2155, 35139), (2703, 28015), (3315, 22843), (3445, 21981), (4505, 16809), (5603, 13515), (6465, 11713), (7327, 10335)]