289979425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 399974400

約数和(自身を除く): 109994975

約数列:

[1, 5, 19, 25, 31, 47, 95, 155, 235, 419, 475, 589, 775, 893, 1175, 1457, 2095, 2945, 4465, 7285, 7961, 10475, 12989, 14725, 19693, 22325, 27683, 36425, 39805, 64945, 98465, 138415, 199025, 246791, 324725, 374167, 492325, 610483, 692075, 1233955, 1870835, 3052415, 6169775, 9354175, 11599177, 15262075, 57995885, 289979425]

約数ペア:

[(1, 289979425), (5, 57995885), (19, 15262075), (25, 11599177), (31, 9354175), (47, 6169775), (95, 3052415), (155, 1870835), (235, 1233955), (419, 692075), (475, 610483), (589, 492325), (775, 374167), (893, 324725), (1175, 246791), (1457, 199025), (2095, 138415), (2945, 98465), (4465, 64945), (7285, 39805), (7961, 36425), (10475, 27683), (12989, 22325), (14725, 19693)]