80220100

素因数分解:

$2^2\times 5^2\times {\mathrm{173}}^1\times {\mathrm{4637}}^1$

素因数の和:4824

約数の個数: 36

約数和(自身を含む): 175121604

約数和(自身を除く): 94901504

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 173, 346, 692, 865, 1730, 3460, 4325, 4637, 8650, 9274, 17300, 18548, 23185, 46370, 92740, 115925, 231850, 463700, 802201, 1604402, 3208804, 4011005, 8022010, 16044020, 20055025, 40110050, 80220100]

約数ペア:

[(1, 80220100), (2, 40110050), (4, 20055025), (5, 16044020), (10, 8022010), (20, 4011005), (25, 3208804), (50, 1604402), (100, 802201), (173, 463700), (346, 231850), (692, 115925), (865, 92740), (1730, 46370), (3460, 23185), (4325, 18548), (4637, 17300), (8650, 9274)]