156942900820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{2844199}}^1$

素因数の和:2844328

約数の個数: 48

約数和(自身を含む): 344034432000

約数和(自身を除く): 187091531180

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 89, 124, 155, 178, 310, 356, 445, 620, 890, 1780, 2759, 5518, 11036, 13795, 27590, 55180, 2844199, 5688398, 11376796, 14220995, 28441990, 56883980, 88170169, 176340338, 253133711, 352680676, 440850845, 506267422, 881701690, 1012534844, 1265668555, 1763403380, 2531337110, 5062674220, 7847145041, 15694290082, 31388580164, 39235725205, 78471450410, 156942900820]

約数ペア:

[(1, 156942900820), (2, 78471450410), (4, 39235725205), (5, 31388580164), (10, 15694290082), (20, 7847145041), (31, 5062674220), (62, 2531337110), (89, 1763403380), (124, 1265668555), (155, 1012534844), (178, 881701690), (310, 506267422), (356, 440850845), (445, 352680676), (620, 253133711), (890, 176340338), (1780, 88170169), (2759, 56883980), (5518, 28441990), (11036, 14220995), (13795, 11376796), (27590, 5688398), (55180, 2844199)]