2958500

素因数分解:

$2^2\times 5^3\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 6634992

約数和(自身を除く): 3676492

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 97, 100, 122, 125, 194, 244, 250, 305, 388, 485, 500, 610, 970, 1220, 1525, 1940, 2425, 3050, 4850, 5917, 6100, 7625, 9700, 11834, 12125, 15250, 23668, 24250, 29585, 30500, 48500, 59170, 118340, 147925, 295850, 591700, 739625, 1479250, 2958500]

約数ペア:

[(1, 2958500), (2, 1479250), (4, 739625), (5, 591700), (10, 295850), (20, 147925), (25, 118340), (50, 59170), (61, 48500), (97, 30500), (100, 29585), (122, 24250), (125, 23668), (194, 15250), (244, 12125), (250, 11834), (305, 9700), (388, 7625), (485, 6100), (500, 5917), (610, 4850), (970, 3050), (1220, 2425), (1525, 1940)]