28156780775

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1\times {\mathrm{3709}}^1$

素因数の和:4068

約数の個数: 48

約数和(自身を含む): 37235637600

約数和(自身を除く): 9078856825

約数列:

[1, 5, 25, 29, 37, 145, 185, 283, 725, 925, 1073, 1415, 3709, 5365, 7075, 8207, 10471, 18545, 26825, 41035, 52355, 92725, 107561, 137233, 205175, 261775, 303659, 537805, 686165, 1049647, 1518295, 2689025, 3430825, 3979757, 5248235, 7591475, 19898785, 26241175, 30439763, 38836939, 99493925, 152198815, 194184695, 760994075, 970923475, 1126271231, 5631356155, 28156780775]

約数ペア:

[(1, 28156780775), (5, 5631356155), (25, 1126271231), (29, 970923475), (37, 760994075), (145, 194184695), (185, 152198815), (283, 99493925), (725, 38836939), (925, 30439763), (1073, 26241175), (1415, 19898785), (3709, 7591475), (5365, 5248235), (7075, 3979757), (8207, 3430825), (10471, 2689025), (18545, 1518295), (26825, 1049647), (41035, 686165), (52355, 537805), (92725, 303659), (107561, 261775), (137233, 205175)]