509761720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{12409}}^1$

素因数の和:12512

約数の個数: 64

約数和(自身を含む): 1250928000

約数和(自身を除く): 741166280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 260, 316, 395, 520, 632, 790, 1027, 1580, 2054, 3160, 4108, 5135, 8216, 10270, 12409, 20540, 24818, 41080, 49636, 62045, 99272, 124090, 161317, 248180, 322634, 496360, 645268, 806585, 980311, 1290536, 1613170, 1960622, 3226340, 3921244, 4901555, 6452680, 7842488, 9803110, 12744043, 19606220, 25488086, 39212440, 50976172, 63720215, 101952344, 127440430, 254880860, 509761720]

約数ペア:

[(1, 509761720), (2, 254880860), (4, 127440430), (5, 101952344), (8, 63720215), (10, 50976172), (13, 39212440), (20, 25488086), (26, 19606220), (40, 12744043), (52, 9803110), (65, 7842488), (79, 6452680), (104, 4901555), (130, 3921244), (158, 3226340), (260, 1960622), (316, 1613170), (395, 1290536), (520, 980311), (632, 806585), (790, 645268), (1027, 496360), (1580, 322634), (2054, 248180), (3160, 161317), (4108, 124090), (5135, 99272), (8216, 62045), (10270, 49636), (12409, 41080), (20540, 24818)]