79508240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6173}}^1$

素因数の和:6216

約数の個数: 80

約数和(自身を含む): 220485888

約数和(自身を除く): 140977648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6173, 6440, 12346, 12880, 24692, 30865, 43211, 49384, 61730, 86422, 98768, 123460, 141979, 172844, 216055, 246920, 283958, 345688, 432110, 493840, 567916, 691376, 709895, 864220, 993853, 1135832, 1419790, 1728440, 1987706, 2271664, 2839580, 3456880, 3975412, 4969265, 5679160, 7950824, 9938530, 11358320, 15901648, 19877060, 39754120, 79508240]

約数ペア:

[(1, 79508240), (2, 39754120), (4, 19877060), (5, 15901648), (7, 11358320), (8, 9938530), (10, 7950824), (14, 5679160), (16, 4969265), (20, 3975412), (23, 3456880), (28, 2839580), (35, 2271664), (40, 1987706), (46, 1728440), (56, 1419790), (70, 1135832), (80, 993853), (92, 864220), (112, 709895), (115, 691376), (140, 567916), (161, 493840), (184, 432110), (230, 345688), (280, 283958), (322, 246920), (368, 216055), (460, 172844), (560, 141979), (644, 123460), (805, 98768), (920, 86422), (1288, 61730), (1610, 49384), (1840, 43211), (2576, 30865), (3220, 24692), (6173, 12880), (6440, 12346)]