84718910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 167961600

約数和(自身を除く): 83242690

約数列:

[1, 2, 5, 10, 19, 38, 47, 53, 94, 95, 106, 179, 190, 235, 265, 358, 470, 530, 893, 895, 1007, 1786, 1790, 2014, 2491, 3401, 4465, 4982, 5035, 6802, 8413, 8930, 9487, 10070, 12455, 16826, 17005, 18974, 24910, 34010, 42065, 47329, 47435, 84130, 94658, 94870, 159847, 180253, 236645, 319694, 360506, 445889, 473290, 799235, 891778, 901265, 1598470, 1802530, 2229445, 4458890, 8471891, 16943782, 42359455, 84718910]

約数ペア:

[(1, 84718910), (2, 42359455), (5, 16943782), (10, 8471891), (19, 4458890), (38, 2229445), (47, 1802530), (53, 1598470), (94, 901265), (95, 891778), (106, 799235), (179, 473290), (190, 445889), (235, 360506), (265, 319694), (358, 236645), (470, 180253), (530, 159847), (893, 94870), (895, 94658), (1007, 84130), (1786, 47435), (1790, 47329), (2014, 42065), (2491, 34010), (3401, 24910), (4465, 18974), (4982, 17005), (5035, 16826), (6802, 12455), (8413, 10070), (8930, 9487)]