788006980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{15313}}^1$

素因数の和:15436

約数の個数: 48

約数和(自身を含む): 1728889344

約数和(自身を除く): 940882364

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 83, 124, 155, 166, 310, 332, 415, 620, 830, 1660, 2573, 5146, 10292, 12865, 15313, 25730, 30626, 51460, 61252, 76565, 153130, 306260, 474703, 949406, 1270979, 1898812, 2373515, 2541958, 4747030, 5083916, 6354895, 9494060, 12709790, 25419580, 39400349, 78800698, 157601396, 197001745, 394003490, 788006980]

約数ペア:

[(1, 788006980), (2, 394003490), (4, 197001745), (5, 157601396), (10, 78800698), (20, 39400349), (31, 25419580), (62, 12709790), (83, 9494060), (124, 6354895), (155, 5083916), (166, 4747030), (310, 2541958), (332, 2373515), (415, 1898812), (620, 1270979), (830, 949406), (1660, 474703), (2573, 306260), (5146, 153130), (10292, 76565), (12865, 61252), (15313, 51460), (25730, 30626)]