5141000

素因数分解:

$2^3\times 5^3\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 12383280

約数和(自身を除く): 7242280

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 97, 100, 106, 125, 194, 200, 212, 250, 265, 388, 424, 485, 500, 530, 776, 970, 1000, 1060, 1325, 1940, 2120, 2425, 2650, 3880, 4850, 5141, 5300, 6625, 9700, 10282, 10600, 12125, 13250, 19400, 20564, 24250, 25705, 26500, 41128, 48500, 51410, 53000, 97000, 102820, 128525, 205640, 257050, 514100, 642625, 1028200, 1285250, 2570500, 5141000]

約数ペア:

[(1, 5141000), (2, 2570500), (4, 1285250), (5, 1028200), (8, 642625), (10, 514100), (20, 257050), (25, 205640), (40, 128525), (50, 102820), (53, 97000), (97, 53000), (100, 51410), (106, 48500), (125, 41128), (194, 26500), (200, 25705), (212, 24250), (250, 20564), (265, 19400), (388, 13250), (424, 12125), (485, 10600), (500, 10282), (530, 9700), (776, 6625), (970, 5300), (1000, 5141), (1060, 4850), (1325, 3880), (1940, 2650), (2120, 2425)]