77787492080

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{68819}}^1$

素因数の和:69102

約数の個数: 80

約数和(自身を含む): 184327488000

約数和(自身を除く): 106539995920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 199, 284, 355, 398, 568, 710, 796, 995, 1136, 1420, 1592, 1990, 2840, 3184, 3980, 5680, 7960, 14129, 15920, 28258, 56516, 68819, 70645, 113032, 137638, 141290, 226064, 275276, 282580, 344095, 550552, 565160, 688190, 1101104, 1130320, 1376380, 2752760, 4886149, 5505520, 9772298, 13694981, 19544596, 24430745, 27389962, 39089192, 48861490, 54779924, 68474905, 78178384, 97722980, 109559848, 136949810, 195445960, 219119696, 273899620, 390891920, 547799240, 972343651, 1095598480, 1944687302, 3889374604, 4861718255, 7778749208, 9723436510, 15557498416, 19446873020, 38893746040, 77787492080]

約数ペア:

[(1, 77787492080), (2, 38893746040), (4, 19446873020), (5, 15557498416), (8, 9723436510), (10, 7778749208), (16, 4861718255), (20, 3889374604), (40, 1944687302), (71, 1095598480), (80, 972343651), (142, 547799240), (199, 390891920), (284, 273899620), (355, 219119696), (398, 195445960), (568, 136949810), (710, 109559848), (796, 97722980), (995, 78178384), (1136, 68474905), (1420, 54779924), (1592, 48861490), (1990, 39089192), (2840, 27389962), (3184, 24430745), (3980, 19544596), (5680, 13694981), (7960, 9772298), (14129, 5505520), (15920, 4886149), (28258, 2752760), (56516, 1376380), (68819, 1130320), (70645, 1101104), (113032, 688190), (137638, 565160), (141290, 550552), (226064, 344095), (275276, 282580)]