158064920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1543}}^1$

素因数の和:1764

約数の個数: 64

約数和(自身を含む): 385197120

約数和(自身を除く): 227132200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 197, 260, 394, 520, 788, 985, 1543, 1576, 1970, 2561, 3086, 3940, 5122, 6172, 7715, 7880, 10244, 12344, 12805, 15430, 20059, 20488, 25610, 30860, 40118, 51220, 61720, 80236, 100295, 102440, 160472, 200590, 303971, 401180, 607942, 802360, 1215884, 1519855, 2431768, 3039710, 3951623, 6079420, 7903246, 12158840, 15806492, 19758115, 31612984, 39516230, 79032460, 158064920]

約数ペア:

[(1, 158064920), (2, 79032460), (4, 39516230), (5, 31612984), (8, 19758115), (10, 15806492), (13, 12158840), (20, 7903246), (26, 6079420), (40, 3951623), (52, 3039710), (65, 2431768), (104, 1519855), (130, 1215884), (197, 802360), (260, 607942), (394, 401180), (520, 303971), (788, 200590), (985, 160472), (1543, 102440), (1576, 100295), (1970, 80236), (2561, 61720), (3086, 51220), (3940, 40118), (5122, 30860), (6172, 25610), (7715, 20488), (7880, 20059), (10244, 15430), (12344, 12805)]