155013500120

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{63530123}}^1$

素因数の和:63530195

約数の個数: 32

約数和(自身を含む): 354498091920

約数和(自身を除く): 199484591800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 63530123, 127060246, 254120492, 317650615, 508240984, 635301230, 1270602460, 2541204920, 3875337503, 7750675006, 15501350012, 19376687515, 31002700024, 38753375030, 77506750060, 155013500120]

約数ペア:

[(1, 155013500120), (2, 77506750060), (4, 38753375030), (5, 31002700024), (8, 19376687515), (10, 15501350012), (20, 7750675006), (40, 3875337503), (61, 2541204920), (122, 1270602460), (244, 635301230), (305, 508240984), (488, 317650615), (610, 254120492), (1220, 127060246), (2440, 63530123)]