69801875

素因数分解:

$5^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:126

約数の個数: 60

約数和(自身を含む): 104703984

約数和(自身を除く): 34902109

約数列:

[1, 5, 11, 13, 25, 55, 65, 71, 121, 125, 143, 275, 325, 355, 605, 625, 715, 781, 923, 1375, 1573, 1625, 1775, 3025, 3575, 3905, 4615, 6875, 7865, 8125, 8591, 8875, 10153, 15125, 17875, 19525, 23075, 39325, 42955, 44375, 50765, 75625, 89375, 97625, 111683, 115375, 196625, 214775, 253825, 488125, 558415, 576875, 983125, 1073875, 1269125, 2792075, 5369375, 6345625, 13960375, 69801875]

約数ペア:

[(1, 69801875), (5, 13960375), (11, 6345625), (13, 5369375), (25, 2792075), (55, 1269125), (65, 1073875), (71, 983125), (121, 576875), (125, 558415), (143, 488125), (275, 253825), (325, 214775), (355, 196625), (605, 115375), (625, 111683), (715, 97625), (781, 89375), (923, 75625), (1375, 50765), (1573, 44375), (1625, 42955), (1775, 39325), (3025, 23075), (3575, 19525), (3905, 17875), (4615, 15125), (6875, 10153), (7865, 8875), (8125, 8591)]