49221680

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6343}}^1$

素因数の和:6453

約数の個数: 40

約数和(自身を含む): 115638432

約数和(自身を除く): 66416752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 6343, 7760, 12686, 25372, 31715, 50744, 63430, 101488, 126860, 253720, 507440, 615271, 1230542, 2461084, 3076355, 4922168, 6152710, 9844336, 12305420, 24610840, 49221680]

約数ペア:

[(1, 49221680), (2, 24610840), (4, 12305420), (5, 9844336), (8, 6152710), (10, 4922168), (16, 3076355), (20, 2461084), (40, 1230542), (80, 615271), (97, 507440), (194, 253720), (388, 126860), (485, 101488), (776, 63430), (970, 50744), (1552, 31715), (1940, 25372), (3880, 12686), (6343, 7760)]