127567820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{797}}^1$

素因数の和:1010

約数の個数: 48

約数和(自身を含む): 275099328

約数和(自身を除く): 147531508

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 151, 212, 265, 302, 530, 604, 755, 797, 1060, 1510, 1594, 3020, 3188, 3985, 7970, 8003, 15940, 16006, 32012, 40015, 42241, 80030, 84482, 120347, 160060, 168964, 211205, 240694, 422410, 481388, 601735, 844820, 1203470, 2406940, 6378391, 12756782, 25513564, 31891955, 63783910, 127567820]

約数ペア:

[(1, 127567820), (2, 63783910), (4, 31891955), (5, 25513564), (10, 12756782), (20, 6378391), (53, 2406940), (106, 1203470), (151, 844820), (212, 601735), (265, 481388), (302, 422410), (530, 240694), (604, 211205), (755, 168964), (797, 160060), (1060, 120347), (1510, 84482), (1594, 80030), (3020, 42241), (3188, 40015), (3985, 32012), (7970, 16006), (8003, 15940)]