889437025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4789}}^1$

素因数の和:4858

約数の個数: 48

約数和(自身を含む): 1282953600

約数和(自身を除く): 393516575

約数列:

[1, 5, 17, 19, 23, 25, 85, 95, 115, 323, 391, 425, 437, 475, 575, 1615, 1955, 2185, 4789, 7429, 8075, 9775, 10925, 23945, 37145, 81413, 90991, 110147, 119725, 185725, 407065, 454955, 550735, 1546847, 1872499, 2035325, 2092793, 2274775, 2753675, 7734235, 9362495, 10463965, 35577481, 38671175, 46812475, 52319825, 177887405, 889437025]

約数ペア:

[(1, 889437025), (5, 177887405), (17, 52319825), (19, 46812475), (23, 38671175), (25, 35577481), (85, 10463965), (95, 9362495), (115, 7734235), (323, 2753675), (391, 2274775), (425, 2092793), (437, 2035325), (475, 1872499), (575, 1546847), (1615, 550735), (1955, 454955), (2185, 407065), (4789, 185725), (7429, 119725), (8075, 110147), (9775, 90991), (10925, 81413), (23945, 37145)]