97978225

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:306

約数の個数: 36

約数和(自身を含む): 131563008

約数和(自身を除く): 33584783

約数列:

[1, 5, 17, 25, 71, 85, 191, 289, 355, 425, 955, 1207, 1445, 1775, 3247, 4775, 6035, 7225, 13561, 16235, 20519, 30175, 55199, 67805, 81175, 102595, 230537, 275995, 339025, 512975, 1152685, 1379975, 3919129, 5763425, 19595645, 97978225]

約数ペア:

[(1, 97978225), (5, 19595645), (17, 5763425), (25, 3919129), (71, 1379975), (85, 1152685), (191, 512975), (289, 339025), (355, 275995), (425, 230537), (955, 102595), (1207, 81175), (1445, 67805), (1775, 55199), (3247, 30175), (4775, 20519), (6035, 16235), (7225, 13561)]