69725540

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 149624832

約数和(自身を除く): 79899292

約数列:

[1, 2, 4, 5, 10, 20, 97, 127, 194, 254, 283, 388, 485, 508, 566, 635, 970, 1132, 1270, 1415, 1940, 2540, 2830, 5660, 12319, 24638, 27451, 35941, 49276, 54902, 61595, 71882, 109804, 123190, 137255, 143764, 179705, 246380, 274510, 359410, 549020, 718820, 3486277, 6972554, 13945108, 17431385, 34862770, 69725540]

約数ペア:

[(1, 69725540), (2, 34862770), (4, 17431385), (5, 13945108), (10, 6972554), (20, 3486277), (97, 718820), (127, 549020), (194, 359410), (254, 274510), (283, 246380), (388, 179705), (485, 143764), (508, 137255), (566, 123190), (635, 109804), (970, 71882), (1132, 61595), (1270, 54902), (1415, 49276), (1940, 35941), (2540, 27451), (2830, 24638), (5660, 12319)]