72529574.000000000

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{3119}}^1$

素因数の和:3270

約数の個数: 80

約数和(自身を含む): 612817920

約数和(自身を除く): 384008080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 131, 140, 262, 280, 524, 560, 655, 917, 1048, 1310, 1834, 2096, 2620, 3119, 3668, 4585, 5240, 6238, 7336, 9170, 10480, 12476, 14672, 15595, 18340, 21833, 24952, 31190, 36680, 43666, 49904, 62380, 73360, 87332, 109165, 124760, 174664, 218330, 249520, 349328, 408589, 436660, 817178, 873320, 1634356, 1746640, 2042945, 2860123, 3268712, 4085890, 5720246, 6537424, 8171780, 11440492, 14300615, 16343560, 22880984, 28601230, 32687120, 45761968, 57202460, 114404920, 228809840]

約数ペア:

[(1, 228809840), (2, 114404920), (4, 57202460), (5, 45761968), (7, 32687120), (8, 28601230), (10, 22880984), (14, 16343560), (16, 14300615), (20, 11440492), (28, 8171780), (35, 6537424), (40, 5720246), (56, 4085890), (70, 3268712), (80, 2860123), (112, 2042945), (131, 1746640), (140, 1634356), (262, 873320), (280, 817178), (524, 436660), (560, 408589), (655, 349328), (917, 249520), (1048, 218330), (1310, 174664), (1834, 124760), (2096, 109165), (2620, 87332), (3119, 73360), (3668, 62380), (4585, 49904), (5240, 43666), (6238, 36680), (7336, 31190), (9170, 24952), (10480, 21833), (12476, 18340), (14672, 15595)]