156956169475

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{211681}}^1$

素因数の和:211940

約数の個数: 48

約数和(自身を含む): 235187169280

約数和(自身を除く): 78230999805

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 223, 475, 665, 1115, 1561, 3325, 4237, 5575, 7805, 21185, 29659, 39025, 105925, 148295, 211681, 741475, 1058405, 1481767, 4021939, 5292025, 7408835, 20109695, 28153573, 37044175, 47204863, 100548475, 140767865, 236024315, 330434041, 703839325, 896892397, 1180121575, 1652170205, 4484461985, 6278246779, 8260851025, 22422309925, 31391233895, 156956169475]

約数ペア:

[(1, 156956169475), (5, 31391233895), (7, 22422309925), (19, 8260851025), (25, 6278246779), (35, 4484461985), (95, 1652170205), (133, 1180121575), (175, 896892397), (223, 703839325), (475, 330434041), (665, 236024315), (1115, 140767865), (1561, 100548475), (3325, 47204863), (4237, 37044175), (5575, 28153573), (7805, 20109695), (21185, 7408835), (29659, 5292025), (39025, 4021939), (105925, 1481767), (148295, 1058405), (211681, 741475)]