71815760

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{5189}}^1$

素因数の和:5375

約数の個数: 40

約数和(自身を含む): 167969160

約数和(自身を除く): 96153400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 865, 1384, 1730, 2768, 3460, 5189, 6920, 10378, 13840, 20756, 25945, 41512, 51890, 83024, 103780, 207560, 415120, 897697, 1795394, 3590788, 4488485, 7181576, 8976970, 14363152, 17953940, 35907880, 71815760]

約数ペア:

[(1, 71815760), (2, 35907880), (4, 17953940), (5, 14363152), (8, 8976970), (10, 7181576), (16, 4488485), (20, 3590788), (40, 1795394), (80, 897697), (173, 415120), (346, 207560), (692, 103780), (865, 83024), (1384, 51890), (1730, 41512), (2768, 25945), (3460, 20756), (5189, 13840), (6920, 10378)]