247788250

素因数分解:

$2^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{18701}}^1$

素因数の和:18771

約数の個数: 32

約数和(自身を含む): 472636944

約数和(自身を除く): 224848694

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 125, 250, 265, 530, 1325, 2650, 6625, 13250, 18701, 37402, 93505, 187010, 467525, 935050, 991153, 1982306, 2337625, 4675250, 4955765, 9911530, 24778825, 49557650, 123894125, 247788250]

約数ペア:

[(1, 247788250), (2, 123894125), (5, 49557650), (10, 24778825), (25, 9911530), (50, 4955765), (53, 4675250), (106, 2337625), (125, 1982306), (250, 991153), (265, 935050), (530, 467525), (1325, 187010), (2650, 93505), (6625, 37402), (13250, 18701)]