84144560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61871}}^1$

素因数の和:61901

約数の個数: 40

約数和(自身を含む): 207147456

約数和(自身を除く): 123002896

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 61871, 123742, 247484, 309355, 494968, 618710, 989936, 1051807, 1237420, 2103614, 2474840, 4207228, 4949680, 5259035, 8414456, 10518070, 16828912, 21036140, 42072280, 84144560]

約数ペア:

[(1, 84144560), (2, 42072280), (4, 21036140), (5, 16828912), (8, 10518070), (10, 8414456), (16, 5259035), (17, 4949680), (20, 4207228), (34, 2474840), (40, 2103614), (68, 1237420), (80, 1051807), (85, 989936), (136, 618710), (170, 494968), (272, 309355), (340, 247484), (680, 123742), (1360, 61871)]