636893425

素因数分解:

$5^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 957233376

約数和(自身を除く): 320339951

約数列:

[1, 5, 7, 25, 35, 43, 49, 107, 113, 175, 215, 245, 301, 535, 565, 749, 791, 1075, 1225, 1505, 2107, 2675, 2825, 3745, 3955, 4601, 4859, 5243, 5537, 7525, 10535, 12091, 18725, 19775, 23005, 24295, 26215, 27685, 32207, 34013, 52675, 60455, 84637, 115025, 121475, 131075, 138425, 161035, 170065, 225449, 238091, 302275, 423185, 519913, 592459, 805175, 850325, 1127245, 1190455, 2115925, 2599565, 2962295, 3639391, 5636225, 5952275, 12997825, 14811475, 18196955, 25475737, 90984775, 127378685, 636893425]

約数ペア:

[(1, 636893425), (5, 127378685), (7, 90984775), (25, 25475737), (35, 18196955), (43, 14811475), (49, 12997825), (107, 5952275), (113, 5636225), (175, 3639391), (215, 2962295), (245, 2599565), (301, 2115925), (535, 1190455), (565, 1127245), (749, 850325), (791, 805175), (1075, 592459), (1225, 519913), (1505, 423185), (2107, 302275), (2675, 238091), (2825, 225449), (3745, 170065), (3955, 161035), (4601, 138425), (4859, 131075), (5243, 121475), (5537, 115025), (7525, 84637), (10535, 60455), (12091, 52675), (18725, 34013), (19775, 32207), (23005, 27685), (24295, 26215)]