1971036291472

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1\times {\mathrm{175961}}^1$

素因数の和:176552

約数の個数: 80

約数和(自身を含む): 4058387568000

約数和(自身を除く): 2087351276528

約数列:

[1, 2, 4, 8, 16, 23, 46, 61, 92, 122, 184, 244, 368, 488, 499, 976, 998, 1403, 1996, 2806, 3992, 5612, 7984, 11224, 11477, 22448, 22954, 30439, 45908, 60878, 91816, 121756, 175961, 183632, 243512, 351922, 487024, 700097, 703844, 1400194, 1407688, 2800388, 2815376, 4047103, 5600776, 8094206, 10733621, 11201552, 16188412, 21467242, 32376824, 42934484, 64753648, 85868968, 87804539, 171737936, 175609078, 246873283, 351218156, 493746566, 702436312, 987493132, 1404872624, 1974986264, 2019504397, 3949972528, 4039008794, 5356076879, 8078017588, 10712153758, 16156035176, 21424307516, 32312070352, 42848615032, 85697230064, 123189768217, 246379536434, 492759072868, 985518145736, 1971036291472]

約数ペア:

[(1, 1971036291472), (2, 985518145736), (4, 492759072868), (8, 246379536434), (16, 123189768217), (23, 85697230064), (46, 42848615032), (61, 32312070352), (92, 21424307516), (122, 16156035176), (184, 10712153758), (244, 8078017588), (368, 5356076879), (488, 4039008794), (499, 3949972528), (976, 2019504397), (998, 1974986264), (1403, 1404872624), (1996, 987493132), (2806, 702436312), (3992, 493746566), (5612, 351218156), (7984, 246873283), (11224, 175609078), (11477, 171737936), (22448, 87804539), (22954, 85868968), (30439, 64753648), (45908, 42934484), (60878, 32376824), (91816, 21467242), (121756, 16188412), (175961, 11201552), (183632, 10733621), (243512, 8094206), (351922, 5600776), (487024, 4047103), (700097, 2815376), (703844, 2800388), (1400194, 1407688)]