196157425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{821}}^1$

素因数の和:1353

約数の個数: 24

約数和(自身を含む): 256858560

約数和(自身を除く): 60701135

約数列:

[1, 5, 19, 25, 95, 475, 503, 821, 2515, 4105, 9557, 12575, 15599, 20525, 47785, 77995, 238925, 389975, 412963, 2064815, 7846297, 10324075, 39231485, 196157425]

約数ペア:

[(1, 196157425), (5, 39231485), (19, 10324075), (25, 7846297), (95, 2064815), (475, 412963), (503, 389975), (821, 238925), (2515, 77995), (4105, 47785), (9557, 20525), (12575, 15599)]