76971280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{641}}^1$

素因数の和:752

約数の個数: 80

約数和(自身を含む): 191059200

約数和(自身を除く): 114087920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 79, 80, 95, 152, 158, 190, 304, 316, 380, 395, 632, 641, 760, 790, 1264, 1282, 1501, 1520, 1580, 2564, 3002, 3160, 3205, 5128, 6004, 6320, 6410, 7505, 10256, 12008, 12179, 12820, 15010, 24016, 24358, 25640, 30020, 48716, 50639, 51280, 60040, 60895, 97432, 101278, 120080, 121790, 194864, 202556, 243580, 253195, 405112, 487160, 506390, 810224, 962141, 974320, 1012780, 1924282, 2025560, 3848564, 4051120, 4810705, 7697128, 9621410, 15394256, 19242820, 38485640, 76971280]

約数ペア:

[(1, 76971280), (2, 38485640), (4, 19242820), (5, 15394256), (8, 9621410), (10, 7697128), (16, 4810705), (19, 4051120), (20, 3848564), (38, 2025560), (40, 1924282), (76, 1012780), (79, 974320), (80, 962141), (95, 810224), (152, 506390), (158, 487160), (190, 405112), (304, 253195), (316, 243580), (380, 202556), (395, 194864), (632, 121790), (641, 120080), (760, 101278), (790, 97432), (1264, 60895), (1282, 60040), (1501, 51280), (1520, 50639), (1580, 48716), (2564, 30020), (3002, 25640), (3160, 24358), (3205, 24016), (5128, 15010), (6004, 12820), (6320, 12179), (6410, 12008), (7505, 10256)]