225689672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{70003}}^1$

素因数の和:70053

約数の個数: 32

約数和(自身を含む): 470426880

約数和(自身を除く): 244737208

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 70003, 140006, 280012, 560024, 910039, 1820078, 2170093, 3640156, 4340186, 7280312, 8680372, 17360744, 28211209, 56422418, 112844836, 225689672]

約数ペア:

[(1, 225689672), (2, 112844836), (4, 56422418), (8, 28211209), (13, 17360744), (26, 8680372), (31, 7280312), (52, 4340186), (62, 3640156), (104, 2170093), (124, 1820078), (248, 910039), (403, 560024), (806, 280012), (1612, 140006), (3224, 70003)]